diff --git a/build_all/docs/Doxyfile b/build_all/docs/Doxyfile
index 70074fdf64..44a78bb297 100644
--- a/build_all/docs/Doxyfile
+++ b/build_all/docs/Doxyfile
@@ -38,7 +38,7 @@ PROJECT_NAME           = "Microsoft Azure IoT Device SDK for C"
 # could be handy for archiving the generated documentation or if some version
 # control system is used.
 
-PROJECT_NUMBER         = 1.2.8
+PROJECT_NUMBER         = 1.2.9
 
 # Using the PROJECT_BRIEF tag one can provide an optional one line description
 # for a project that appears at the top of each page and should give viewer a
diff --git a/iothub_client/inc/iothub_client_version.h b/iothub_client/inc/iothub_client_version.h
index aeb7e1d63b..0efb89ad5f 100644
--- a/iothub_client/inc/iothub_client_version.h
+++ b/iothub_client/inc/iothub_client_version.h
@@ -8,7 +8,7 @@
 #ifndef IOTHUB_CLIENT_VERSION_H
 #define IOTHUB_CLIENT_VERSION_H
 
-#define IOTHUB_SDK_VERSION "1.2.8"
+#define IOTHUB_SDK_VERSION "1.2.9"
 
 #include "azure_c_shared_utility/umock_c_prod.h"
 
diff --git a/iothub_client/samples/iothub_client_sample_upload_to_blob/windows/iothub_client_sample_upload_to_blob.vcxproj b/iothub_client/samples/iothub_client_sample_upload_to_blob/windows/iothub_client_sample_upload_to_blob.vcxproj
index 7a13d4a779..5a7988173a 100644
--- a/iothub_client/samples/iothub_client_sample_upload_to_blob/windows/iothub_client_sample_upload_to_blob.vcxproj
+++ b/iothub_client/samples/iothub_client_sample_upload_to_blob/windows/iothub_client_sample_upload_to_blob.vcxproj
@@ -167,16 +167,16 @@
   </ItemGroup>
   <Import Project="$(VCTargetsPath)\Microsoft.Cpp.targets" />
   <ImportGroup Label="ExtensionTargets">
-    <Import Project="packages\Microsoft.Azure.C.SharedUtility.1.1.8\build\native\Microsoft.Azure.C.SharedUtility.targets" Condition="Exists('packages\Microsoft.Azure.C.SharedUtility.1.1.8\build\native\Microsoft.Azure.C.SharedUtility.targets')" />
-    <Import Project="packages\Microsoft.Azure.IoTHub.IoTHubClient.1.2.8\build\native\Microsoft.Azure.IoTHub.IoTHubClient.targets" Condition="Exists('packages\Microsoft.Azure.IoTHub.IoTHubClient.1.2.8\build\native\Microsoft.Azure.IoTHub.IoTHubClient.targets')" />
-    <Import Project="packages\Microsoft.Azure.IoTHub.HttpTransport.1.2.8\build\native\Microsoft.Azure.IoTHub.HttpTransport.targets" Condition="Exists('packages\Microsoft.Azure.IoTHub.HttpTransport.1.2.8\build\native\Microsoft.Azure.IoTHub.HttpTransport.targets')" />
+    <Import Project="packages\Microsoft.Azure.C.SharedUtility.1.1.9\build\native\Microsoft.Azure.C.SharedUtility.targets" Condition="Exists('packages\Microsoft.Azure.C.SharedUtility.1.1.9\build\native\Microsoft.Azure.C.SharedUtility.targets')" />
+    <Import Project="packages\Microsoft.Azure.IoTHub.IoTHubClient.1.2.9\build\native\Microsoft.Azure.IoTHub.IoTHubClient.targets" Condition="Exists('packages\Microsoft.Azure.IoTHub.IoTHubClient.1.2.9\build\native\Microsoft.Azure.IoTHub.IoTHubClient.targets')" />
+    <Import Project="packages\Microsoft.Azure.IoTHub.HttpTransport.1.2.9\build\native\Microsoft.Azure.IoTHub.HttpTransport.targets" Condition="Exists('packages\Microsoft.Azure.IoTHub.HttpTransport.1.2.9\build\native\Microsoft.Azure.IoTHub.HttpTransport.targets')" />
   </ImportGroup>
   <Target Name="EnsureNuGetPackageBuildImports" BeforeTargets="PrepareForBuild">
     <PropertyGroup>
       <ErrorText>This project references NuGet package(s) that are missing on this computer. Use NuGet Package Restore to download them.  For more information, see http://go.microsoft.com/fwlink/?LinkID=322105. The missing file is {0}.</ErrorText>
     </PropertyGroup>
-    <Error Condition="!Exists('packages\Microsoft.Azure.C.SharedUtility.1.1.8\build\native\Microsoft.Azure.C.SharedUtility.targets')" Text="$([System.String]::Format('$(ErrorText)', 'packages\Microsoft.Azure.C.SharedUtility.1.1.8\build\native\Microsoft.Azure.C.SharedUtility.targets'))" />
-    <Error Condition="!Exists('packages\Microsoft.Azure.IoTHub.IoTHubClient.1.2.8\build\native\Microsoft.Azure.IoTHub.IoTHubClient.targets')" Text="$([System.String]::Format('$(ErrorText)', 'packages\Microsoft.Azure.IoTHub.IoTHubClient.1.2.8\build\native\Microsoft.Azure.IoTHub.IoTHubClient.targets'))" />
-    <Error Condition="!Exists('packages\Microsoft.Azure.IoTHub.HttpTransport.1.2.8\build\native\Microsoft.Azure.IoTHub.HttpTransport.targets')" Text="$([System.String]::Format('$(ErrorText)', 'packages\Microsoft.Azure.IoTHub.HttpTransport.1.2.8\build\native\Microsoft.Azure.IoTHub.HttpTransport.targets'))" />
+    <Error Condition="!Exists('packages\Microsoft.Azure.C.SharedUtility.1.1.9\build\native\Microsoft.Azure.C.SharedUtility.targets')" Text="$([System.String]::Format('$(ErrorText)', 'packages\Microsoft.Azure.C.SharedUtility.1.1.9\build\native\Microsoft.Azure.C.SharedUtility.targets'))" />
+    <Error Condition="!Exists('packages\Microsoft.Azure.IoTHub.IoTHubClient.1.2.9\build\native\Microsoft.Azure.IoTHub.IoTHubClient.targets')" Text="$([System.String]::Format('$(ErrorText)', 'packages\Microsoft.Azure.IoTHub.IoTHubClient.1.2.9\build\native\Microsoft.Azure.IoTHub.IoTHubClient.targets'))" />
+    <Error Condition="!Exists('packages\Microsoft.Azure.IoTHub.HttpTransport.1.2.9\build\native\Microsoft.Azure.IoTHub.HttpTransport.targets')" Text="$([System.String]::Format('$(ErrorText)', 'packages\Microsoft.Azure.IoTHub.HttpTransport.1.2.9\build\native\Microsoft.Azure.IoTHub.HttpTransport.targets'))" />
   </Target>
 </Project>
\ No newline at end of file
diff --git a/iothub_client/samples/iothub_client_sample_upload_to_blob/windows/packages.config b/iothub_client/samples/iothub_client_sample_upload_to_blob/windows/packages.config
index db25eefd84..7f9a1b8ca0 100644
--- a/iothub_client/samples/iothub_client_sample_upload_to_blob/windows/packages.config
+++ b/iothub_client/samples/iothub_client_sample_upload_to_blob/windows/packages.config
@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="utf-8"?><packages>
-  <package id="Microsoft.Azure.C.SharedUtility" version="1.1.8" targetFramework="native"/>
-  <package id="Microsoft.Azure.IoTHub.HttpTransport" version="1.2.8" targetFramework="native"/>
-  <package id="Microsoft.Azure.IoTHub.IoTHubClient" version="1.2.8" targetFramework="native"/>
+  <package id="Microsoft.Azure.C.SharedUtility" version="1.1.9" targetFramework="native"/>
+  <package id="Microsoft.Azure.IoTHub.HttpTransport" version="1.2.9" targetFramework="native"/>
+  <package id="Microsoft.Azure.IoTHub.IoTHubClient" version="1.2.9" targetFramework="native"/>
 </packages>
\ No newline at end of file
diff --git a/iothub_client/samples/iothub_client_sample_upload_to_blob_mb/windows/iothub_client_sample_upload_to_blob_mb.vcxproj b/iothub_client/samples/iothub_client_sample_upload_to_blob_mb/windows/iothub_client_sample_upload_to_blob_mb.vcxproj
index 771b31d545..e1b397d003 100644
--- a/iothub_client/samples/iothub_client_sample_upload_to_blob_mb/windows/iothub_client_sample_upload_to_blob_mb.vcxproj
+++ b/iothub_client/samples/iothub_client_sample_upload_to_blob_mb/windows/iothub_client_sample_upload_to_blob_mb.vcxproj
@@ -165,16 +165,16 @@
   </ItemGroup>
   <Import Project="$(VCTargetsPath)\Microsoft.Cpp.targets" />
   <ImportGroup Label="ExtensionTargets">
-    <Import Project="packages\Microsoft.Azure.C.SharedUtility.1.1.8\build\native\Microsoft.Azure.C.SharedUtility.targets" Condition="Exists('packages\Microsoft.Azure.C.SharedUtility.1.1.8\build\native\Microsoft.Azure.C.SharedUtility.targets')" />
-    <Import Project="packages\Microsoft.Azure.IoTHub.IoTHubClient.1.2.8\build\native\Microsoft.Azure.IoTHub.IoTHubClient.targets" Condition="Exists('packages\Microsoft.Azure.IoTHub.IoTHubClient.1.2.8\build\native\Microsoft.Azure.IoTHub.IoTHubClient.targets')" />
-    <Import Project="packages\Microsoft.Azure.IoTHub.HttpTransport.1.2.8\build\native\Microsoft.Azure.IoTHub.HttpTransport.targets" Condition="Exists('packages\Microsoft.Azure.IoTHub.HttpTransport.1.2.8\build\native\Microsoft.Azure.IoTHub.HttpTransport.targets')" />
+    <Import Project="packages\Microsoft.Azure.C.SharedUtility.1.1.9\build\native\Microsoft.Azure.C.SharedUtility.targets" Condition="Exists('packages\Microsoft.Azure.C.SharedUtility.1.1.9\build\native\Microsoft.Azure.C.SharedUtility.targets')" />
+    <Import Project="packages\Microsoft.Azure.IoTHub.IoTHubClient.1.2.9\build\native\Microsoft.Azure.IoTHub.IoTHubClient.targets" Condition="Exists('packages\Microsoft.Azure.IoTHub.IoTHubClient.1.2.9\build\native\Microsoft.Azure.IoTHub.IoTHubClient.targets')" />
+    <Import Project="packages\Microsoft.Azure.IoTHub.HttpTransport.1.2.9\build\native\Microsoft.Azure.IoTHub.HttpTransport.targets" Condition="Exists('packages\Microsoft.Azure.IoTHub.HttpTransport.1.2.9\build\native\Microsoft.Azure.IoTHub.HttpTransport.targets')" />
   </ImportGroup>
   <Target Name="EnsureNuGetPackageBuildImports" BeforeTargets="PrepareForBuild">
     <PropertyGroup>
       <ErrorText>This project references NuGet package(s) that are missing on this computer. Use NuGet Package Restore to download them.  For more information, see http://go.microsoft.com/fwlink/?LinkID=322105. The missing file is {0}.</ErrorText>
     </PropertyGroup>
-    <Error Condition="!Exists('packages\Microsoft.Azure.C.SharedUtility.1.1.8\build\native\Microsoft.Azure.C.SharedUtility.targets')" Text="$([System.String]::Format('$(ErrorText)', 'packages\Microsoft.Azure.C.SharedUtility.1.1.8\build\native\Microsoft.Azure.C.SharedUtility.targets'))" />
-    <Error Condition="!Exists('packages\Microsoft.Azure.IoTHub.IoTHubClient.1.2.8\build\native\Microsoft.Azure.IoTHub.IoTHubClient.targets')" Text="$([System.String]::Format('$(ErrorText)', 'packages\Microsoft.Azure.IoTHub.IoTHubClient.1.2.8\build\native\Microsoft.Azure.IoTHub.IoTHubClient.targets'))" />
-    <Error Condition="!Exists('packages\Microsoft.Azure.IoTHub.HttpTransport.1.2.8\build\native\Microsoft.Azure.IoTHub.HttpTransport.targets')" Text="$([System.String]::Format('$(ErrorText)', 'packages\Microsoft.Azure.IoTHub.HttpTransport.1.2.8\build\native\Microsoft.Azure.IoTHub.HttpTransport.targets'))" />
+    <Error Condition="!Exists('packages\Microsoft.Azure.C.SharedUtility.1.1.9\build\native\Microsoft.Azure.C.SharedUtility.targets')" Text="$([System.String]::Format('$(ErrorText)', 'packages\Microsoft.Azure.C.SharedUtility.1.1.9\build\native\Microsoft.Azure.C.SharedUtility.targets'))" />
+    <Error Condition="!Exists('packages\Microsoft.Azure.IoTHub.IoTHubClient.1.2.9\build\native\Microsoft.Azure.IoTHub.IoTHubClient.targets')" Text="$([System.String]::Format('$(ErrorText)', 'packages\Microsoft.Azure.IoTHub.IoTHubClient.1.2.9\build\native\Microsoft.Azure.IoTHub.IoTHubClient.targets'))" />
+    <Error Condition="!Exists('packages\Microsoft.Azure.IoTHub.HttpTransport.1.2.9\build\native\Microsoft.Azure.IoTHub.HttpTransport.targets')" Text="$([System.String]::Format('$(ErrorText)', 'packages\Microsoft.Azure.IoTHub.HttpTransport.1.2.9\build\native\Microsoft.Azure.IoTHub.HttpTransport.targets'))" />
   </Target>
 </Project>
\ No newline at end of file
diff --git a/iothub_client/samples/iothub_client_sample_upload_to_blob_mb/windows/packages.config b/iothub_client/samples/iothub_client_sample_upload_to_blob_mb/windows/packages.config
index 1532ae423d..bf80229da7 100644
--- a/iothub_client/samples/iothub_client_sample_upload_to_blob_mb/windows/packages.config
+++ b/iothub_client/samples/iothub_client_sample_upload_to_blob_mb/windows/packages.config
@@ -1,6 +1,6 @@
 <?xml version="1.0" encoding="utf-8"?>
 <packages>
-  <package id="Microsoft.Azure.C.SharedUtility" version="1.1.8" targetFramework="native"/>
-  <package id="Microsoft.Azure.IoTHub.HttpTransport" version="1.2.8" targetFramework="native"/>
-  <package id="Microsoft.Azure.IoTHub.IoTHubClient" version="1.2.8" targetFramework="native"/>
+  <package id="Microsoft.Azure.C.SharedUtility" version="1.1.9" targetFramework="native"/>
+  <package id="Microsoft.Azure.IoTHub.HttpTransport" version="1.2.9" targetFramework="native"/>
+  <package id="Microsoft.Azure.IoTHub.IoTHubClient" version="1.2.9" targetFramework="native"/>
 </packages>
\ No newline at end of file
diff --git a/iothub_client/samples/iothub_ll_c2d_sample/windows/iothub_ll_c2d_sample.vcxproj b/iothub_client/samples/iothub_ll_c2d_sample/windows/iothub_ll_c2d_sample.vcxproj
index 7d195c1612..136586e5f3 100644
--- a/iothub_client/samples/iothub_ll_c2d_sample/windows/iothub_ll_c2d_sample.vcxproj
+++ b/iothub_client/samples/iothub_ll_c2d_sample/windows/iothub_ll_c2d_sample.vcxproj
@@ -187,24 +187,24 @@
   </ItemGroup>
   <Import Project="$(VCTargetsPath)\Microsoft.Cpp.targets" />
   <ImportGroup Label="ExtensionTargets">
-    <Import Project="packages\Microsoft.Azure.C.SharedUtility.1.1.8\build\native\Microsoft.Azure.C.SharedUtility.targets" Condition="Exists('packages\Microsoft.Azure.C.SharedUtility.1.1.8\build\native\Microsoft.Azure.C.SharedUtility.targets')" />
-    <Import Project="packages\Microsoft.Azure.IoTHub.IoTHubClient.1.2.8\build\native\Microsoft.Azure.IoTHub.IoTHubClient.targets" Condition="Exists('packages\Microsoft.Azure.IoTHub.IoTHubClient.1.2.8\build\native\Microsoft.Azure.IoTHub.IoTHubClient.targets')" />
+    <Import Project="packages\Microsoft.Azure.C.SharedUtility.1.1.9\build\native\Microsoft.Azure.C.SharedUtility.targets" Condition="Exists('packages\Microsoft.Azure.C.SharedUtility.1.1.9\build\native\Microsoft.Azure.C.SharedUtility.targets')" />
+    <Import Project="packages\Microsoft.Azure.IoTHub.IoTHubClient.1.2.9\build\native\Microsoft.Azure.IoTHub.IoTHubClient.targets" Condition="Exists('packages\Microsoft.Azure.IoTHub.IoTHubClient.1.2.9\build\native\Microsoft.Azure.IoTHub.IoTHubClient.targets')" />
     <Import Project="packages\Microsoft.Azure.umqtt.1.1.0\build\native\Microsoft.Azure.umqtt.targets" Condition="Exists('packages\Microsoft.Azure.umqtt.1.1.0\build\native\Microsoft.Azure.umqtt.targets')" />
     <Import Project="packages\Microsoft.Azure.IoTHub.MqttTransport.1.2.0\build\native\Microsoft.Azure.IoTHub.MqttTransport.targets" Condition="Exists('packages\Microsoft.Azure.IoTHub.MqttTransport.1.2.0\build\native\Microsoft.Azure.IoTHub.MqttTransport.targets')" />
     <Import Project="packages\Microsoft.Azure.uamqp.1.1.0\build\native\Microsoft.Azure.uamqp.targets" Condition="Exists('packages\Microsoft.Azure.uamqp.1.1.0\build\native\Microsoft.Azure.uamqp.targets')" />
     <Import Project="packages\Microsoft.Azure.IoTHub.AmqpTransport.1.2.0\build\native\Microsoft.Azure.IoTHub.AmqpTransport.targets" Condition="Exists('packages\Microsoft.Azure.IoTHub.AmqpTransport.1.2.0\build\native\Microsoft.Azure.IoTHub.AmqpTransport.targets')" />
-    <Import Project="packages\Microsoft.Azure.IoTHub.HttpTransport.1.2.8\build\native\Microsoft.Azure.IoTHub.HttpTransport.targets" Condition="Exists('packages\Microsoft.Azure.IoTHub.HttpTransport.1.2.8\build\native\Microsoft.Azure.IoTHub.HttpTransport.targets')" />
+    <Import Project="packages\Microsoft.Azure.IoTHub.HttpTransport.1.2.9\build\native\Microsoft.Azure.IoTHub.HttpTransport.targets" Condition="Exists('packages\Microsoft.Azure.IoTHub.HttpTransport.1.2.9\build\native\Microsoft.Azure.IoTHub.HttpTransport.targets')" />
   </ImportGroup>
   <Target Name="EnsureNuGetPackageBuildImports" BeforeTargets="PrepareForBuild">
     <PropertyGroup>
       <ErrorText>This project references NuGet package(s) that are missing on this computer. Use NuGet Package Restore to download them.  For more information, see http://go.microsoft.com/fwlink/?LinkID=322105. The missing file is {0}.</ErrorText>
     </PropertyGroup>
-    <Error Condition="!Exists('packages\Microsoft.Azure.C.SharedUtility.1.1.8\build\native\Microsoft.Azure.C.SharedUtility.targets')" Text="$([System.String]::Format('$(ErrorText)', 'packages\Microsoft.Azure.C.SharedUtility.1.1.8\build\native\Microsoft.Azure.C.SharedUtility.targets'))" />
-    <Error Condition="!Exists('packages\Microsoft.Azure.IoTHub.IoTHubClient.1.2.8\build\native\Microsoft.Azure.IoTHub.IoTHubClient.targets')" Text="$([System.String]::Format('$(ErrorText)', 'packages\Microsoft.Azure.IoTHub.IoTHubClient.1.2.8\build\native\Microsoft.Azure.IoTHub.IoTHubClient.targets'))" />
+    <Error Condition="!Exists('packages\Microsoft.Azure.C.SharedUtility.1.1.9\build\native\Microsoft.Azure.C.SharedUtility.targets')" Text="$([System.String]::Format('$(ErrorText)', 'packages\Microsoft.Azure.C.SharedUtility.1.1.9\build\native\Microsoft.Azure.C.SharedUtility.targets'))" />
+    <Error Condition="!Exists('packages\Microsoft.Azure.IoTHub.IoTHubClient.1.2.9\build\native\Microsoft.Azure.IoTHub.IoTHubClient.targets')" Text="$([System.String]::Format('$(ErrorText)', 'packages\Microsoft.Azure.IoTHub.IoTHubClient.1.2.9\build\native\Microsoft.Azure.IoTHub.IoTHubClient.targets'))" />
     <Error Condition="!Exists('packages\Microsoft.Azure.umqtt.1.1.0\build\native\Microsoft.Azure.umqtt.targets')" Text="$([System.String]::Format('$(ErrorText)', 'packages\Microsoft.Azure.umqtt.1.1.0\build\native\Microsoft.Azure.umqtt.targets'))" />
     <Error Condition="!Exists('packages\Microsoft.Azure.IoTHub.MqttTransport.1.2.0\build\native\Microsoft.Azure.IoTHub.MqttTransport.targets')" Text="$([System.String]::Format('$(ErrorText)', 'packages\Microsoft.Azure.IoTHub.MqttTransport.1.2.0\build\native\Microsoft.Azure.IoTHub.MqttTransport.targets'))" />
     <Error Condition="!Exists('packages\Microsoft.Azure.uamqp.1.1.0\build\native\Microsoft.Azure.uamqp.targets')" Text="$([System.String]::Format('$(ErrorText)', 'packages\Microsoft.Azure.uamqp.1.1.0\build\native\Microsoft.Azure.uamqp.targets'))" />
     <Error Condition="!Exists('packages\Microsoft.Azure.IoTHub.AmqpTransport.1.2.0\build\native\Microsoft.Azure.IoTHub.AmqpTransport.targets')" Text="$([System.String]::Format('$(ErrorText)', 'packages\Microsoft.Azure.IoTHub.AmqpTransport.1.2.0\build\native\Microsoft.Azure.IoTHub.AmqpTransport.targets'))" />
-    <Error Condition="!Exists('packages\Microsoft.Azure.IoTHub.HttpTransport.1.2.8\build\native\Microsoft.Azure.IoTHub.HttpTransport.targets')" Text="$([System.String]::Format('$(ErrorText)', 'packages\Microsoft.Azure.IoTHub.HttpTransport.1.2.8\build\native\Microsoft.Azure.IoTHub.HttpTransport.targets'))" />
+    <Error Condition="!Exists('packages\Microsoft.Azure.IoTHub.HttpTransport.1.2.9\build\native\Microsoft.Azure.IoTHub.HttpTransport.targets')" Text="$([System.String]::Format('$(ErrorText)', 'packages\Microsoft.Azure.IoTHub.HttpTransport.1.2.9\build\native\Microsoft.Azure.IoTHub.HttpTransport.targets'))" />
   </Target>
 </Project>
\ No newline at end of file
diff --git a/iothub_client/samples/iothub_ll_c2d_sample/windows/packages.config b/iothub_client/samples/iothub_ll_c2d_sample/windows/packages.config
index 86f23b86f6..49d36a80b3 100644
--- a/iothub_client/samples/iothub_ll_c2d_sample/windows/packages.config
+++ b/iothub_client/samples/iothub_ll_c2d_sample/windows/packages.config
@@ -1,8 +1,8 @@
 <?xml version="1.0" encoding="utf-8"?><packages>
-  <package id="Microsoft.Azure.C.SharedUtility" version="1.1.8" targetFramework="native"/>
-  <package id="Microsoft.Azure.IoTHub.IoTHubClient" version="1.2.8" targetFramework="native"/>
+  <package id="Microsoft.Azure.C.SharedUtility" version="1.1.9" targetFramework="native"/>
+  <package id="Microsoft.Azure.IoTHub.IoTHubClient" version="1.2.9" targetFramework="native"/>
   <package id="Microsoft.Azure.IoTHub.MqttTransport" version="1.2.0" targetFramework="native"/>
-  <package id="Microsoft.Azure.IoTHub.HttpTransport" version="1.2.8" targetFramework="native"/>
+  <package id="Microsoft.Azure.IoTHub.HttpTransport" version="1.2.9" targetFramework="native"/>
   <package id="Microsoft.Azure.IoTHub.AmqpTransport" version="1.2.0" targetFramework="native"/>
   <package id="Microsoft.Azure.umqtt" version="1.1.0" targetFramework="native"/>
   <package id="Microsoft.Azure.uamqp" version="1.1.0" targetFramework="native"/>
diff --git a/iothub_client/samples/iothub_ll_client_sample_amqp_shared/windows/iothub_ll_client_sample_amqp_shared.vcxproj b/iothub_client/samples/iothub_ll_client_sample_amqp_shared/windows/iothub_ll_client_sample_amqp_shared.vcxproj
index 8d332d2b56..f68bc45c80 100644
--- a/iothub_client/samples/iothub_ll_client_sample_amqp_shared/windows/iothub_ll_client_sample_amqp_shared.vcxproj
+++ b/iothub_client/samples/iothub_ll_client_sample_amqp_shared/windows/iothub_ll_client_sample_amqp_shared.vcxproj
@@ -161,8 +161,8 @@
   </ItemGroup>
   <Import Project="$(VCTargetsPath)\Microsoft.Cpp.targets" />
   <ImportGroup Label="ExtensionTargets">
-    <Import Project="packages\Microsoft.Azure.C.SharedUtility.1.1.8\build\native\Microsoft.Azure.C.SharedUtility.targets" Condition="Exists('packages\Microsoft.Azure.C.SharedUtility.1.1.8\build\native\Microsoft.Azure.C.SharedUtility.targets')" />
-    <Import Project="packages\Microsoft.Azure.IoTHub.IoTHubClient.1.2.8\build\native\Microsoft.Azure.IoTHub.IoTHubClient.targets" Condition="Exists('packages\Microsoft.Azure.IoTHub.IoTHubClient.1.2.8\build\native\Microsoft.Azure.IoTHub.IoTHubClient.targets')" />
+    <Import Project="packages\Microsoft.Azure.C.SharedUtility.1.1.9\build\native\Microsoft.Azure.C.SharedUtility.targets" Condition="Exists('packages\Microsoft.Azure.C.SharedUtility.1.1.9\build\native\Microsoft.Azure.C.SharedUtility.targets')" />
+    <Import Project="packages\Microsoft.Azure.IoTHub.IoTHubClient.1.2.9\build\native\Microsoft.Azure.IoTHub.IoTHubClient.targets" Condition="Exists('packages\Microsoft.Azure.IoTHub.IoTHubClient.1.2.9\build\native\Microsoft.Azure.IoTHub.IoTHubClient.targets')" />
     <Import Project="packages\Microsoft.Azure.uamqp.1.1.0\build\native\Microsoft.Azure.uamqp.targets" Condition="Exists('packages\Microsoft.Azure.uamqp.1.1.0\build\native\Microsoft.Azure.uamqp.targets')" />
     <Import Project="packages\Microsoft.Azure.IoTHub.AmqpTransport.1.2.0\build\native\Microsoft.Azure.IoTHub.AmqpTransport.targets" Condition="Exists('packages\Microsoft.Azure.IoTHub.AmqpTransport.1.2.0\build\native\Microsoft.Azure.IoTHub.AmqpTransport.targets')" />
   </ImportGroup>
@@ -170,8 +170,8 @@
     <PropertyGroup>
       <ErrorText>This project references NuGet package(s) that are missing on this computer. Use NuGet Package Restore to download them.  For more information, see http://go.microsoft.com/fwlink/?LinkID=322105. The missing file is {0}.</ErrorText>
     </PropertyGroup>
-    <Error Condition="!Exists('packages\Microsoft.Azure.C.SharedUtility.1.1.8\build\native\Microsoft.Azure.C.SharedUtility.targets')" Text="$([System.String]::Format('$(ErrorText)', 'packages\Microsoft.Azure.C.SharedUtility.1.1.8\build\native\Microsoft.Azure.C.SharedUtility.targets'))" />
-    <Error Condition="!Exists('packages\Microsoft.Azure.IoTHub.IoTHubClient.1.2.8\build\native\Microsoft.Azure.IoTHub.IoTHubClient.targets')" Text="$([System.String]::Format('$(ErrorText)', 'packages\Microsoft.Azure.IoTHub.IoTHubClient.1.2.8\build\native\Microsoft.Azure.IoTHub.IoTHubClient.targets'))" />
+    <Error Condition="!Exists('packages\Microsoft.Azure.C.SharedUtility.1.1.9\build\native\Microsoft.Azure.C.SharedUtility.targets')" Text="$([System.String]::Format('$(ErrorText)', 'packages\Microsoft.Azure.C.SharedUtility.1.1.9\build\native\Microsoft.Azure.C.SharedUtility.targets'))" />
+    <Error Condition="!Exists('packages\Microsoft.Azure.IoTHub.IoTHubClient.1.2.9\build\native\Microsoft.Azure.IoTHub.IoTHubClient.targets')" Text="$([System.String]::Format('$(ErrorText)', 'packages\Microsoft.Azure.IoTHub.IoTHubClient.1.2.9\build\native\Microsoft.Azure.IoTHub.IoTHubClient.targets'))" />
     <Error Condition="!Exists('packages\Microsoft.Azure.uamqp.1.1.0\build\native\Microsoft.Azure.uamqp.targets')" Text="$([System.String]::Format('$(ErrorText)', 'packages\Microsoft.Azure.uamqp.1.1.0\build\native\Microsoft.Azure.uamqp.targets'))" />
     <Error Condition="!Exists('packages\Microsoft.Azure.IoTHub.AmqpTransport.1.2.0\build\native\Microsoft.Azure.IoTHub.AmqpTransport.targets')" Text="$([System.String]::Format('$(ErrorText)', 'packages\Microsoft.Azure.IoTHub.AmqpTransport.1.2.0\build\native\Microsoft.Azure.IoTHub.AmqpTransport.targets'))" />
   </Target>
diff --git a/iothub_client/samples/iothub_ll_client_sample_amqp_shared/windows/packages.config b/iothub_client/samples/iothub_ll_client_sample_amqp_shared/windows/packages.config
index d1fe5c2098..0b8d2eeb83 100644
--- a/iothub_client/samples/iothub_ll_client_sample_amqp_shared/windows/packages.config
+++ b/iothub_client/samples/iothub_ll_client_sample_amqp_shared/windows/packages.config
@@ -1,6 +1,6 @@
 <?xml version="1.0" encoding="utf-8"?><packages>
-  <package id="Microsoft.Azure.C.SharedUtility" version="1.1.8" targetFramework="native"/>
+  <package id="Microsoft.Azure.C.SharedUtility" version="1.1.9" targetFramework="native"/>
   <package id="Microsoft.Azure.IoTHub.AmqpTransport" version="1.2.0" targetFramework="native"/>
-  <package id="Microsoft.Azure.IoTHub.IoTHubClient" version="1.2.8" targetFramework="native"/>
+  <package id="Microsoft.Azure.IoTHub.IoTHubClient" version="1.2.9" targetFramework="native"/>
   <package id="Microsoft.Azure.uamqp" version="1.1.0" targetFramework="native"/>
 </packages>
\ No newline at end of file
diff --git a/iothub_client/samples/iothub_ll_telemetry_sample/windows/iothub_ll_telemetry_sample.vcxproj b/iothub_client/samples/iothub_ll_telemetry_sample/windows/iothub_ll_telemetry_sample.vcxproj
index 6470d2d12b..dcf041c509 100644
--- a/iothub_client/samples/iothub_ll_telemetry_sample/windows/iothub_ll_telemetry_sample.vcxproj
+++ b/iothub_client/samples/iothub_ll_telemetry_sample/windows/iothub_ll_telemetry_sample.vcxproj
@@ -188,24 +188,24 @@
   </ItemGroup>
   <Import Project="$(VCTargetsPath)\Microsoft.Cpp.targets" />
   <ImportGroup Label="ExtensionTargets">
-    <Import Project="packages\Microsoft.Azure.C.SharedUtility.1.1.8\build\native\Microsoft.Azure.C.SharedUtility.targets" Condition="Exists('packages\Microsoft.Azure.C.SharedUtility.1.1.8\build\native\Microsoft.Azure.C.SharedUtility.targets')" />
-    <Import Project="packages\Microsoft.Azure.IoTHub.IoTHubClient.1.2.8\build\native\Microsoft.Azure.IoTHub.IoTHubClient.targets" Condition="Exists('packages\Microsoft.Azure.IoTHub.IoTHubClient.1.2.8\build\native\Microsoft.Azure.IoTHub.IoTHubClient.targets')" />
-    <Import Project="packages\Microsoft.Azure.umqtt.1.1.8\build\native\Microsoft.Azure.umqtt.targets" Condition="Exists('packages\Microsoft.Azure.umqtt.1.1.8\build\native\Microsoft.Azure.umqtt.targets')" />
-    <Import Project="packages\Microsoft.Azure.IoTHub.MqttTransport.1.2.8\build\native\Microsoft.Azure.IoTHub.MqttTransport.targets" Condition="Exists('packages\Microsoft.Azure.IoTHub.MqttTransport.1.2.8\build\native\Microsoft.Azure.IoTHub.MqttTransport.targets')" />
-    <Import Project="packages\Microsoft.Azure.uamqp.1.2.8\build\native\Microsoft.Azure.uamqp.targets" Condition="Exists('packages\Microsoft.Azure.uamqp.1.2.8\build\native\Microsoft.Azure.uamqp.targets')" />
-    <Import Project="packages\Microsoft.Azure.IoTHub.AmqpTransport.1.2.8\build\native\Microsoft.Azure.IoTHub.AmqpTransport.targets" Condition="Exists('packages\Microsoft.Azure.IoTHub.AmqpTransport.1.2.8\build\native\Microsoft.Azure.IoTHub.AmqpTransport.targets')" />
-    <Import Project="packages\Microsoft.Azure.IoTHub.HttpTransport.1.2.8\build\native\Microsoft.Azure.IoTHub.HttpTransport.targets" Condition="Exists('packages\Microsoft.Azure.IoTHub.HttpTransport.1.2.8\build\native\Microsoft.Azure.IoTHub.HttpTransport.targets')" />
+    <Import Project="packages\Microsoft.Azure.C.SharedUtility.1.1.9\build\native\Microsoft.Azure.C.SharedUtility.targets" Condition="Exists('packages\Microsoft.Azure.C.SharedUtility.1.1.9\build\native\Microsoft.Azure.C.SharedUtility.targets')" />
+    <Import Project="packages\Microsoft.Azure.IoTHub.IoTHubClient.1.2.9\build\native\Microsoft.Azure.IoTHub.IoTHubClient.targets" Condition="Exists('packages\Microsoft.Azure.IoTHub.IoTHubClient.1.2.9\build\native\Microsoft.Azure.IoTHub.IoTHubClient.targets')" />
+    <Import Project="packages\Microsoft.Azure.umqtt.1.1.9\build\native\Microsoft.Azure.umqtt.targets" Condition="Exists('packages\Microsoft.Azure.umqtt.1.1.9\build\native\Microsoft.Azure.umqtt.targets')" />
+    <Import Project="packages\Microsoft.Azure.IoTHub.MqttTransport.1.2.9\build\native\Microsoft.Azure.IoTHub.MqttTransport.targets" Condition="Exists('packages\Microsoft.Azure.IoTHub.MqttTransport.1.2.9\build\native\Microsoft.Azure.IoTHub.MqttTransport.targets')" />
+    <Import Project="packages\Microsoft.Azure.uamqp.1.2.9\build\native\Microsoft.Azure.uamqp.targets" Condition="Exists('packages\Microsoft.Azure.uamqp.1.2.9\build\native\Microsoft.Azure.uamqp.targets')" />
+    <Import Project="packages\Microsoft.Azure.IoTHub.AmqpTransport.1.2.9\build\native\Microsoft.Azure.IoTHub.AmqpTransport.targets" Condition="Exists('packages\Microsoft.Azure.IoTHub.AmqpTransport.1.2.9\build\native\Microsoft.Azure.IoTHub.AmqpTransport.targets')" />
+    <Import Project="packages\Microsoft.Azure.IoTHub.HttpTransport.1.2.9\build\native\Microsoft.Azure.IoTHub.HttpTransport.targets" Condition="Exists('packages\Microsoft.Azure.IoTHub.HttpTransport.1.2.9\build\native\Microsoft.Azure.IoTHub.HttpTransport.targets')" />
   </ImportGroup>
   <Target Name="EnsureNuGetPackageBuildImports" BeforeTargets="PrepareForBuild">
     <PropertyGroup>
       <ErrorText>This project references NuGet package(s) that are missing on this computer. Use NuGet Package Restore to download them.  For more information, see http://go.microsoft.com/fwlink/?LinkID=322105. The missing file is {0}.</ErrorText>
     </PropertyGroup>
-    <Error Condition="!Exists('packages\Microsoft.Azure.C.SharedUtility.1.1.8\build\native\Microsoft.Azure.C.SharedUtility.targets')" Text="$([System.String]::Format('$(ErrorText)', 'packages\Microsoft.Azure.C.SharedUtility.1.1.8\build\native\Microsoft.Azure.C.SharedUtility.targets'))" />
-    <Error Condition="!Exists('packages\Microsoft.Azure.IoTHub.IoTHubClient.1.2.8\build\native\Microsoft.Azure.IoTHub.IoTHubClient.targets')" Text="$([System.String]::Format('$(ErrorText)', 'packages\Microsoft.Azure.IoTHub.IoTHubClient.1.2.8\build\native\Microsoft.Azure.IoTHub.IoTHubClient.targets'))" />
-    <Error Condition="!Exists('packages\Microsoft.Azure.umqtt.1.1.8\build\native\Microsoft.Azure.umqtt.targets')" Text="$([System.String]::Format('$(ErrorText)', 'packages\Microsoft.Azure.umqtt.1.1.8\build\native\Microsoft.Azure.umqtt.targets'))" />
-    <Error Condition="!Exists('packages\Microsoft.Azure.IoTHub.MqttTransport.1.2.8\build\native\Microsoft.Azure.IoTHub.MqttTransport.targets')" Text="$([System.String]::Format('$(ErrorText)', 'packages\Microsoft.Azure.IoTHub.MqttTransport.1.2.8\build\native\Microsoft.Azure.IoTHub.MqttTransport.targets'))" />
-    <Error Condition="!Exists('packages\Microsoft.Azure.uamqp.1.2.8\build\native\Microsoft.Azure.uamqp.targets')" Text="$([System.String]::Format('$(ErrorText)', 'packages\Microsoft.Azure.uamqp.1.2.8\build\native\Microsoft.Azure.uamqp.targets'))" />
-    <Error Condition="!Exists('packages\Microsoft.Azure.IoTHub.AmqpTransport.1.2.8\build\native\Microsoft.Azure.IoTHub.AmqpTransport.targets')" Text="$([System.String]::Format('$(ErrorText)', 'packages\Microsoft.Azure.IoTHub.AmqpTransport.1.2.8\build\native\Microsoft.Azure.IoTHub.AmqpTransport.targets'))" />
-    <Error Condition="!Exists('packages\Microsoft.Azure.IoTHub.HttpTransport.1.2.8\build\native\Microsoft.Azure.IoTHub.HttpTransport.targets')" Text="$([System.String]::Format('$(ErrorText)', 'packages\Microsoft.Azure.IoTHub.HttpTransport.1.2.8\build\native\Microsoft.Azure.IoTHub.HttpTransport.targets'))" />
+    <Error Condition="!Exists('packages\Microsoft.Azure.C.SharedUtility.1.1.9\build\native\Microsoft.Azure.C.SharedUtility.targets')" Text="$([System.String]::Format('$(ErrorText)', 'packages\Microsoft.Azure.C.SharedUtility.1.1.9\build\native\Microsoft.Azure.C.SharedUtility.targets'))" />
+    <Error Condition="!Exists('packages\Microsoft.Azure.IoTHub.IoTHubClient.1.2.9\build\native\Microsoft.Azure.IoTHub.IoTHubClient.targets')" Text="$([System.String]::Format('$(ErrorText)', 'packages\Microsoft.Azure.IoTHub.IoTHubClient.1.2.9\build\native\Microsoft.Azure.IoTHub.IoTHubClient.targets'))" />
+    <Error Condition="!Exists('packages\Microsoft.Azure.umqtt.1.1.9\build\native\Microsoft.Azure.umqtt.targets')" Text="$([System.String]::Format('$(ErrorText)', 'packages\Microsoft.Azure.umqtt.1.1.9\build\native\Microsoft.Azure.umqtt.targets'))" />
+    <Error Condition="!Exists('packages\Microsoft.Azure.IoTHub.MqttTransport.1.2.9\build\native\Microsoft.Azure.IoTHub.MqttTransport.targets')" Text="$([System.String]::Format('$(ErrorText)', 'packages\Microsoft.Azure.IoTHub.MqttTransport.1.2.9\build\native\Microsoft.Azure.IoTHub.MqttTransport.targets'))" />
+    <Error Condition="!Exists('packages\Microsoft.Azure.uamqp.1.2.9\build\native\Microsoft.Azure.uamqp.targets')" Text="$([System.String]::Format('$(ErrorText)', 'packages\Microsoft.Azure.uamqp.1.2.9\build\native\Microsoft.Azure.uamqp.targets'))" />
+    <Error Condition="!Exists('packages\Microsoft.Azure.IoTHub.AmqpTransport.1.2.9\build\native\Microsoft.Azure.IoTHub.AmqpTransport.targets')" Text="$([System.String]::Format('$(ErrorText)', 'packages\Microsoft.Azure.IoTHub.AmqpTransport.1.2.9\build\native\Microsoft.Azure.IoTHub.AmqpTransport.targets'))" />
+    <Error Condition="!Exists('packages\Microsoft.Azure.IoTHub.HttpTransport.1.2.9\build\native\Microsoft.Azure.IoTHub.HttpTransport.targets')" Text="$([System.String]::Format('$(ErrorText)', 'packages\Microsoft.Azure.IoTHub.HttpTransport.1.2.9\build\native\Microsoft.Azure.IoTHub.HttpTransport.targets'))" />
   </Target>
 </Project>
\ No newline at end of file
diff --git a/iothub_client/samples/iothub_ll_telemetry_sample/windows/packages.config b/iothub_client/samples/iothub_ll_telemetry_sample/windows/packages.config
index 3dd1cc32fe..a63a60e052 100644
--- a/iothub_client/samples/iothub_ll_telemetry_sample/windows/packages.config
+++ b/iothub_client/samples/iothub_ll_telemetry_sample/windows/packages.config
@@ -1,9 +1,9 @@
 <?xml version="1.0" encoding="utf-8"?><packages>
-  <package id="Microsoft.Azure.C.SharedUtility" version="1.1.8" targetFramework="native"/>
-  <package id="Microsoft.Azure.IoTHub.IoTHubClient" version="1.2.8" targetFramework="native"/>
-  <package id="Microsoft.Azure.IoTHub.MqttTransport" version="1.2.8" targetFramework="native"/>
-  <package id="Microsoft.Azure.IoTHub.HttpTransport" version="1.2.8" targetFramework="native"/>
-  <package id="Microsoft.Azure.IoTHub.AmqpTransport" version="1.2.8" targetFramework="native"/>
-  <package id="Microsoft.Azure.umqtt" version="1.1.8" targetFramework="native"/>
-  <package id="Microsoft.Azure.uamqp" version="1.2.8" targetFramework="native"/>
+  <package id="Microsoft.Azure.C.SharedUtility" version="1.1.9" targetFramework="native"/>
+  <package id="Microsoft.Azure.IoTHub.IoTHubClient" version="1.2.9" targetFramework="native"/>
+  <package id="Microsoft.Azure.IoTHub.MqttTransport" version="1.2.9" targetFramework="native"/>
+  <package id="Microsoft.Azure.IoTHub.HttpTransport" version="1.2.9" targetFramework="native"/>
+  <package id="Microsoft.Azure.IoTHub.AmqpTransport" version="1.2.9" targetFramework="native"/>
+  <package id="Microsoft.Azure.umqtt" version="1.1.9" targetFramework="native"/>
+  <package id="Microsoft.Azure.uamqp" version="1.2.9" targetFramework="native"/>
 </packages>
\ No newline at end of file
diff --git a/iothub_client/tests/iothubclient_ll_u2b_ut/iothub_client_ll_u2b_ut.c b/iothub_client/tests/iothubclient_ll_u2b_ut/iothub_client_ll_u2b_ut.c
index 469c6fbdd7..74d7109554 100644
--- a/iothub_client/tests/iothubclient_ll_u2b_ut/iothub_client_ll_u2b_ut.c
+++ b/iothub_client/tests/iothubclient_ll_u2b_ut/iothub_client_ll_u2b_ut.c
@@ -309,7 +309,7 @@ static const TRANSPORT_PROVIDER* provideFAKE(void);
 #define TEST_STRING_HANDLE_DEVICE_SAS ((STRING_HANDLE)0x2)
 
 #define TEST_API_VERSION "?api-version=2016-11-14"
-#define TEST_IOTHUB_SDK_VERSION "1.2.8"
+#define TEST_IOTHUB_SDK_VERSION "1.2.9"
 
 static const char* const testUploadtrustedCertificates = "some certificates";
 
diff --git a/iothub_client/tests/version_ut/version_ut.c b/iothub_client/tests/version_ut/version_ut.c
index 38668d94bb..5771dc796c 100644
--- a/iothub_client/tests/version_ut/version_ut.c
+++ b/iothub_client/tests/version_ut/version_ut.c
@@ -8,7 +8,7 @@ BEGIN_TEST_SUITE(version_ut)
 
     TEST_FUNCTION(the_version_constant_has_the_expected_value)
     {
-        ASSERT_ARE_EQUAL(char_ptr, "1.2.8", IOTHUB_SDK_VERSION);
+        ASSERT_ARE_EQUAL(char_ptr, "1.2.9", IOTHUB_SDK_VERSION);
     }
 
     /*Tests_SRS_IOTHUBCLIENT_05_001: [IoTHubClient_GetVersionString shall return a pointer to a constant string which indicates the version of IoTHubClient API.]*/
diff --git a/provisioning_client/inc/azure_prov_client/prov_client_const.h b/provisioning_client/inc/azure_prov_client/prov_client_const.h
index 191d437ad5..bf99a89fed 100644
--- a/provisioning_client/inc/azure_prov_client/prov_client_const.h
+++ b/provisioning_client/inc/azure_prov_client/prov_client_const.h
@@ -4,7 +4,7 @@
 #ifndef PROV_CLIENT_CONST_H
 #define PROV_CLIENT_CONST_H
 
-#define PROV_DEVICE_CLIENT_VERSION "1.2.8"
+#define PROV_DEVICE_CLIENT_VERSION "1.2.9"
 
 static const char* const PROV_ASSIGNED_STATUS = "assigned";
 static const char* const PROV_ASSIGNING_STATUS = "assigning";
diff --git a/serializer/samples/remote_monitoring/windows/packages.config b/serializer/samples/remote_monitoring/windows/packages.config
index e47ca223e4..4597c701d6 100644
--- a/serializer/samples/remote_monitoring/windows/packages.config
+++ b/serializer/samples/remote_monitoring/windows/packages.config
@@ -1,7 +1,7 @@
 <?xml version="1.0" encoding="utf-8"?><packages>
-  <package id="Microsoft.Azure.C.SharedUtility" version="1.1.8" targetFramework="native"/>
-  <package id="Microsoft.Azure.IoTHub.AmqpTransport" version="1.2.8" targetFramework="native"/>
-  <package id="Microsoft.Azure.IoTHub.IoTHubClient" version="1.2.8" targetFramework="native"/>
-  <package id="Microsoft.Azure.IoTHub.Serializer" version="1.2.8" targetFramework="native"/>
-  <package id="Microsoft.Azure.uamqp" version="1.2.8" targetFramework="native"/>
+  <package id="Microsoft.Azure.C.SharedUtility" version="1.1.9" targetFramework="native"/>
+  <package id="Microsoft.Azure.IoTHub.AmqpTransport" version="1.2.9" targetFramework="native"/>
+  <package id="Microsoft.Azure.IoTHub.IoTHubClient" version="1.2.9" targetFramework="native"/>
+  <package id="Microsoft.Azure.IoTHub.Serializer" version="1.2.9" targetFramework="native"/>
+  <package id="Microsoft.Azure.uamqp" version="1.2.9" targetFramework="native"/>
 </packages>
\ No newline at end of file
diff --git a/serializer/samples/remote_monitoring/windows/remote_monitoring.vcxproj b/serializer/samples/remote_monitoring/windows/remote_monitoring.vcxproj
index d993c451ee..9ed722ff38 100644
--- a/serializer/samples/remote_monitoring/windows/remote_monitoring.vcxproj
+++ b/serializer/samples/remote_monitoring/windows/remote_monitoring.vcxproj
@@ -163,20 +163,20 @@
   </ItemGroup>
   <Import Project="$(VCTargetsPath)\Microsoft.Cpp.targets" />
   <ImportGroup Label="ExtensionTargets">
-    <Import Project="packages\Microsoft.Azure.C.SharedUtility.1.1.8\build\native\Microsoft.Azure.C.SharedUtility.targets" Condition="Exists('packages\Microsoft.Azure.C.SharedUtility.1.1.8\build\native\Microsoft.Azure.C.SharedUtility.targets')" />
-    <Import Project="packages\Microsoft.Azure.IoTHub.IoTHubClient.1.2.8\build\native\Microsoft.Azure.IoTHub.IoTHubClient.targets" Condition="Exists('packages\Microsoft.Azure.IoTHub.IoTHubClient.1.2.8\build\native\Microsoft.Azure.IoTHub.IoTHubClient.targets')" />
-    <Import Project="packages\Microsoft.Azure.IoTHub.Serializer.1.2.8\build\native\Microsoft.Azure.IoTHub.Serializer.targets" Condition="Exists('packages\Microsoft.Azure.IoTHub.Serializer.1.2.8\build\native\Microsoft.Azure.IoTHub.Serializer.targets')" />
-    <Import Project="packages\Microsoft.Azure.uamqp.1.2.8\build\native\Microsoft.Azure.uamqp.targets" Condition="Exists('packages\Microsoft.Azure.uamqp.1.2.8\build\native\Microsoft.Azure.uamqp.targets')" />
-    <Import Project="packages\Microsoft.Azure.IoTHub.AmqpTransport.1.2.8\build\native\Microsoft.Azure.IoTHub.AmqpTransport.targets" Condition="Exists('packages\Microsoft.Azure.IoTHub.AmqpTransport.1.2.8\build\native\Microsoft.Azure.IoTHub.AmqpTransport.targets')" />
+    <Import Project="packages\Microsoft.Azure.C.SharedUtility.1.1.9\build\native\Microsoft.Azure.C.SharedUtility.targets" Condition="Exists('packages\Microsoft.Azure.C.SharedUtility.1.1.9\build\native\Microsoft.Azure.C.SharedUtility.targets')" />
+    <Import Project="packages\Microsoft.Azure.IoTHub.IoTHubClient.1.2.9\build\native\Microsoft.Azure.IoTHub.IoTHubClient.targets" Condition="Exists('packages\Microsoft.Azure.IoTHub.IoTHubClient.1.2.9\build\native\Microsoft.Azure.IoTHub.IoTHubClient.targets')" />
+    <Import Project="packages\Microsoft.Azure.IoTHub.Serializer.1.2.9\build\native\Microsoft.Azure.IoTHub.Serializer.targets" Condition="Exists('packages\Microsoft.Azure.IoTHub.Serializer.1.2.9\build\native\Microsoft.Azure.IoTHub.Serializer.targets')" />
+    <Import Project="packages\Microsoft.Azure.uamqp.1.2.9\build\native\Microsoft.Azure.uamqp.targets" Condition="Exists('packages\Microsoft.Azure.uamqp.1.2.9\build\native\Microsoft.Azure.uamqp.targets')" />
+    <Import Project="packages\Microsoft.Azure.IoTHub.AmqpTransport.1.2.9\build\native\Microsoft.Azure.IoTHub.AmqpTransport.targets" Condition="Exists('packages\Microsoft.Azure.IoTHub.AmqpTransport.1.2.9\build\native\Microsoft.Azure.IoTHub.AmqpTransport.targets')" />
   </ImportGroup>
   <Target Name="EnsureNuGetPackageBuildImports" BeforeTargets="PrepareForBuild">
     <PropertyGroup>
       <ErrorText>This project references NuGet package(s) that are missing on this computer. Use NuGet Package Restore to download them.  For more information, see http://go.microsoft.com/fwlink/?LinkID=322105. The missing file is {0}.</ErrorText>
     </PropertyGroup>
-    <Error Condition="!Exists('packages\Microsoft.Azure.C.SharedUtility.1.1.8\build\native\Microsoft.Azure.C.SharedUtility.targets')" Text="$([System.String]::Format('$(ErrorText)', 'packages\Microsoft.Azure.C.SharedUtility.1.1.8\build\native\Microsoft.Azure.C.SharedUtility.targets'))" />
-    <Error Condition="!Exists('packages\Microsoft.Azure.IoTHub.IoTHubClient.1.2.8\build\native\Microsoft.Azure.IoTHub.IoTHubClient.targets')" Text="$([System.String]::Format('$(ErrorText)', 'packages\Microsoft.Azure.IoTHub.IoTHubClient.1.2.8\build\native\Microsoft.Azure.IoTHub.IoTHubClient.targets'))" />
-    <Error Condition="!Exists('packages\Microsoft.Azure.IoTHub.Serializer.1.2.8\build\native\Microsoft.Azure.IoTHub.Serializer.targets')" Text="$([System.String]::Format('$(ErrorText)', 'packages\Microsoft.Azure.IoTHub.Serializer.1.2.8\build\native\Microsoft.Azure.IoTHub.Serializer.targets'))" />
-    <Error Condition="!Exists('packages\Microsoft.Azure.uamqp.1.2.8\build\native\Microsoft.Azure.uamqp.targets')" Text="$([System.String]::Format('$(ErrorText)', 'packages\Microsoft.Azure.uamqp.1.2.8\build\native\Microsoft.Azure.uamqp.targets'))" />
-    <Error Condition="!Exists('packages\Microsoft.Azure.IoTHub.AmqpTransport.1.2.8\build\native\Microsoft.Azure.IoTHub.AmqpTransport.targets')" Text="$([System.String]::Format('$(ErrorText)', 'packages\Microsoft.Azure.IoTHub.AmqpTransport.1.2.8\build\native\Microsoft.Azure.IoTHub.AmqpTransport.targets'))" />
+    <Error Condition="!Exists('packages\Microsoft.Azure.C.SharedUtility.1.1.9\build\native\Microsoft.Azure.C.SharedUtility.targets')" Text="$([System.String]::Format('$(ErrorText)', 'packages\Microsoft.Azure.C.SharedUtility.1.1.9\build\native\Microsoft.Azure.C.SharedUtility.targets'))" />
+    <Error Condition="!Exists('packages\Microsoft.Azure.IoTHub.IoTHubClient.1.2.9\build\native\Microsoft.Azure.IoTHub.IoTHubClient.targets')" Text="$([System.String]::Format('$(ErrorText)', 'packages\Microsoft.Azure.IoTHub.IoTHubClient.1.2.9\build\native\Microsoft.Azure.IoTHub.IoTHubClient.targets'))" />
+    <Error Condition="!Exists('packages\Microsoft.Azure.IoTHub.Serializer.1.2.9\build\native\Microsoft.Azure.IoTHub.Serializer.targets')" Text="$([System.String]::Format('$(ErrorText)', 'packages\Microsoft.Azure.IoTHub.Serializer.1.2.9\build\native\Microsoft.Azure.IoTHub.Serializer.targets'))" />
+    <Error Condition="!Exists('packages\Microsoft.Azure.uamqp.1.2.9\build\native\Microsoft.Azure.uamqp.targets')" Text="$([System.String]::Format('$(ErrorText)', 'packages\Microsoft.Azure.uamqp.1.2.9\build\native\Microsoft.Azure.uamqp.targets'))" />
+    <Error Condition="!Exists('packages\Microsoft.Azure.IoTHub.AmqpTransport.1.2.9\build\native\Microsoft.Azure.IoTHub.AmqpTransport.targets')" Text="$([System.String]::Format('$(ErrorText)', 'packages\Microsoft.Azure.IoTHub.AmqpTransport.1.2.9\build\native\Microsoft.Azure.IoTHub.AmqpTransport.targets'))" />
   </Target>
 </Project>
\ No newline at end of file
diff --git a/serializer/samples/simplesample_amqp/windows/packages.config b/serializer/samples/simplesample_amqp/windows/packages.config
index e47ca223e4..4597c701d6 100644
--- a/serializer/samples/simplesample_amqp/windows/packages.config
+++ b/serializer/samples/simplesample_amqp/windows/packages.config
@@ -1,7 +1,7 @@
 <?xml version="1.0" encoding="utf-8"?><packages>
-  <package id="Microsoft.Azure.C.SharedUtility" version="1.1.8" targetFramework="native"/>
-  <package id="Microsoft.Azure.IoTHub.AmqpTransport" version="1.2.8" targetFramework="native"/>
-  <package id="Microsoft.Azure.IoTHub.IoTHubClient" version="1.2.8" targetFramework="native"/>
-  <package id="Microsoft.Azure.IoTHub.Serializer" version="1.2.8" targetFramework="native"/>
-  <package id="Microsoft.Azure.uamqp" version="1.2.8" targetFramework="native"/>
+  <package id="Microsoft.Azure.C.SharedUtility" version="1.1.9" targetFramework="native"/>
+  <package id="Microsoft.Azure.IoTHub.AmqpTransport" version="1.2.9" targetFramework="native"/>
+  <package id="Microsoft.Azure.IoTHub.IoTHubClient" version="1.2.9" targetFramework="native"/>
+  <package id="Microsoft.Azure.IoTHub.Serializer" version="1.2.9" targetFramework="native"/>
+  <package id="Microsoft.Azure.uamqp" version="1.2.9" targetFramework="native"/>
 </packages>
\ No newline at end of file
diff --git a/serializer/samples/simplesample_amqp/windows/simplesample_amqp.vcxproj b/serializer/samples/simplesample_amqp/windows/simplesample_amqp.vcxproj
index 929e763a24..d6ff1e6001 100644
--- a/serializer/samples/simplesample_amqp/windows/simplesample_amqp.vcxproj
+++ b/serializer/samples/simplesample_amqp/windows/simplesample_amqp.vcxproj
@@ -180,19 +180,19 @@
     </PostBuildEvent>
   </ItemDefinitionGroup>
   <Import Project="$(VCTargetsPath)\Microsoft.Cpp.targets" />
-  <Import Project="packages\Microsoft.Azure.C.SharedUtility.1.1.8\build\native\Microsoft.Azure.C.SharedUtility.targets" Condition="Exists('packages\Microsoft.Azure.C.SharedUtility.1.1.8\build\native\Microsoft.Azure.C.SharedUtility.targets')" />
+  <Import Project="packages\Microsoft.Azure.C.SharedUtility.1.1.9\build\native\Microsoft.Azure.C.SharedUtility.targets" Condition="Exists('packages\Microsoft.Azure.C.SharedUtility.1.1.9\build\native\Microsoft.Azure.C.SharedUtility.targets')" />
   <Target Name="EnsureNuGetPackageBuildImports" BeforeTargets="PrepareForBuild">
     <PropertyGroup>
       <ErrorText>This project references NuGet package(s) that are missing on this computer. Use NuGet Package Restore to download them.  For more information, see http://go.microsoft.com/fwlink/?LinkID=322105. The missing file is {0}.</ErrorText>
     </PropertyGroup>
-    <Error Condition="!Exists('packages\Microsoft.Azure.C.SharedUtility.1.1.8\build\native\Microsoft.Azure.C.SharedUtility.targets')" Text="$([System.String]::Format('$(ErrorText)', 'packages\Microsoft.Azure.C.SharedUtility.1.1.8\build\native\Microsoft.Azure.C.SharedUtility.targets'))" />
-    <Error Condition="!Exists('packages\Microsoft.Azure.IoTHub.IoTHubClient.1.2.8\build\native\Microsoft.Azure.IoTHub.IoTHubClient.targets')" Text="$([System.String]::Format('$(ErrorText)', 'packages\Microsoft.Azure.IoTHub.IoTHubClient.1.2.8\build\native\Microsoft.Azure.IoTHub.IoTHubClient.targets'))" />
-    <Error Condition="!Exists('packages\Microsoft.Azure.IoTHub.Serializer.1.2.8\build\native\Microsoft.Azure.IoTHub.Serializer.targets')" Text="$([System.String]::Format('$(ErrorText)', 'packages\Microsoft.Azure.IoTHub.Serializer.1.2.8\build\native\Microsoft.Azure.IoTHub.Serializer.targets'))" />
-    <Error Condition="!Exists('packages\Microsoft.Azure.uamqp.1.2.8\build\native\Microsoft.Azure.uamqp.targets')" Text="$([System.String]::Format('$(ErrorText)', 'packages\Microsoft.Azure.uamqp.1.2.8\build\native\Microsoft.Azure.uamqp.targets'))" />
-    <Error Condition="!Exists('packages\Microsoft.Azure.IoTHub.AmqpTransport.1.2.8\build\native\Microsoft.Azure.IoTHub.AmqpTransport.targets')" Text="$([System.String]::Format('$(ErrorText)', 'packages\Microsoft.Azure.IoTHub.AmqpTransport.1.2.8\build\native\Microsoft.Azure.IoTHub.AmqpTransport.targets'))" />
+    <Error Condition="!Exists('packages\Microsoft.Azure.C.SharedUtility.1.1.9\build\native\Microsoft.Azure.C.SharedUtility.targets')" Text="$([System.String]::Format('$(ErrorText)', 'packages\Microsoft.Azure.C.SharedUtility.1.1.9\build\native\Microsoft.Azure.C.SharedUtility.targets'))" />
+    <Error Condition="!Exists('packages\Microsoft.Azure.IoTHub.IoTHubClient.1.2.9\build\native\Microsoft.Azure.IoTHub.IoTHubClient.targets')" Text="$([System.String]::Format('$(ErrorText)', 'packages\Microsoft.Azure.IoTHub.IoTHubClient.1.2.9\build\native\Microsoft.Azure.IoTHub.IoTHubClient.targets'))" />
+    <Error Condition="!Exists('packages\Microsoft.Azure.IoTHub.Serializer.1.2.9\build\native\Microsoft.Azure.IoTHub.Serializer.targets')" Text="$([System.String]::Format('$(ErrorText)', 'packages\Microsoft.Azure.IoTHub.Serializer.1.2.9\build\native\Microsoft.Azure.IoTHub.Serializer.targets'))" />
+    <Error Condition="!Exists('packages\Microsoft.Azure.uamqp.1.2.9\build\native\Microsoft.Azure.uamqp.targets')" Text="$([System.String]::Format('$(ErrorText)', 'packages\Microsoft.Azure.uamqp.1.2.9\build\native\Microsoft.Azure.uamqp.targets'))" />
+    <Error Condition="!Exists('packages\Microsoft.Azure.IoTHub.AmqpTransport.1.2.9\build\native\Microsoft.Azure.IoTHub.AmqpTransport.targets')" Text="$([System.String]::Format('$(ErrorText)', 'packages\Microsoft.Azure.IoTHub.AmqpTransport.1.2.9\build\native\Microsoft.Azure.IoTHub.AmqpTransport.targets'))" />
   </Target>
-  <Import Project="packages\Microsoft.Azure.IoTHub.IoTHubClient.1.2.8\build\native\Microsoft.Azure.IoTHub.IoTHubClient.targets" Condition="Exists('packages\Microsoft.Azure.IoTHub.IoTHubClient.1.2.8\build\native\Microsoft.Azure.IoTHub.IoTHubClient.targets')" />
-  <Import Project="packages\Microsoft.Azure.IoTHub.Serializer.1.2.8\build\native\Microsoft.Azure.IoTHub.Serializer.targets" Condition="Exists('packages\Microsoft.Azure.IoTHub.Serializer.1.2.8\build\native\Microsoft.Azure.IoTHub.Serializer.targets')" />
-  <Import Project="packages\Microsoft.Azure.uamqp.1.2.8\build\native\Microsoft.Azure.uamqp.targets" Condition="Exists('packages\Microsoft.Azure.uamqp.1.2.8\build\native\Microsoft.Azure.uamqp.targets')" />
-  <Import Project="packages\Microsoft.Azure.IoTHub.AmqpTransport.1.2.8\build\native\Microsoft.Azure.IoTHub.AmqpTransport.targets" Condition="Exists('packages\Microsoft.Azure.IoTHub.AmqpTransport.1.2.8\build\native\Microsoft.Azure.IoTHub.AmqpTransport.targets')" />
+  <Import Project="packages\Microsoft.Azure.IoTHub.IoTHubClient.1.2.9\build\native\Microsoft.Azure.IoTHub.IoTHubClient.targets" Condition="Exists('packages\Microsoft.Azure.IoTHub.IoTHubClient.1.2.9\build\native\Microsoft.Azure.IoTHub.IoTHubClient.targets')" />
+  <Import Project="packages\Microsoft.Azure.IoTHub.Serializer.1.2.9\build\native\Microsoft.Azure.IoTHub.Serializer.targets" Condition="Exists('packages\Microsoft.Azure.IoTHub.Serializer.1.2.9\build\native\Microsoft.Azure.IoTHub.Serializer.targets')" />
+  <Import Project="packages\Microsoft.Azure.uamqp.1.2.9\build\native\Microsoft.Azure.uamqp.targets" Condition="Exists('packages\Microsoft.Azure.uamqp.1.2.9\build\native\Microsoft.Azure.uamqp.targets')" />
+  <Import Project="packages\Microsoft.Azure.IoTHub.AmqpTransport.1.2.9\build\native\Microsoft.Azure.IoTHub.AmqpTransport.targets" Condition="Exists('packages\Microsoft.Azure.IoTHub.AmqpTransport.1.2.9\build\native\Microsoft.Azure.IoTHub.AmqpTransport.targets')" />
 </Project>
\ No newline at end of file
diff --git a/serializer/samples/simplesample_http/windows/packages.config b/serializer/samples/simplesample_http/windows/packages.config
index 92ddb1e845..aeabfd518c 100644
--- a/serializer/samples/simplesample_http/windows/packages.config
+++ b/serializer/samples/simplesample_http/windows/packages.config
@@ -1,6 +1,6 @@
 <?xml version="1.0" encoding="utf-8"?><packages>
-  <package id="Microsoft.Azure.C.SharedUtility" version="1.1.8" targetFramework="native"/>
-  <package id="Microsoft.Azure.IoTHub.HttpTransport" version="1.2.8" targetFramework="native"/>
-  <package id="Microsoft.Azure.IoTHub.IoTHubClient" version="1.2.8" targetFramework="native"/>
-  <package id="Microsoft.Azure.IoTHub.Serializer" version="1.2.8" targetFramework="native"/>
+  <package id="Microsoft.Azure.C.SharedUtility" version="1.1.9" targetFramework="native"/>
+  <package id="Microsoft.Azure.IoTHub.HttpTransport" version="1.2.9" targetFramework="native"/>
+  <package id="Microsoft.Azure.IoTHub.IoTHubClient" version="1.2.9" targetFramework="native"/>
+  <package id="Microsoft.Azure.IoTHub.Serializer" version="1.2.9" targetFramework="native"/>
 </packages>
\ No newline at end of file
diff --git a/serializer/samples/simplesample_http/windows/simplesample_http.vcxproj b/serializer/samples/simplesample_http/windows/simplesample_http.vcxproj
index 3d5c57e77e..a9a3d67a33 100644
--- a/serializer/samples/simplesample_http/windows/simplesample_http.vcxproj
+++ b/serializer/samples/simplesample_http/windows/simplesample_http.vcxproj
@@ -172,18 +172,18 @@
   </ItemDefinitionGroup>
   <Import Project="$(VCTargetsPath)\Microsoft.Cpp.targets" />
   <ImportGroup Label="ExtensionSettings">
-    <Import Project="packages\Microsoft.Azure.C.SharedUtility.1.1.8\build\native\Microsoft.Azure.C.SharedUtility.targets" Condition="Exists('packages\Microsoft.Azure.C.SharedUtility.1.1.8\build\native\Microsoft.Azure.C.SharedUtility.targets')" />
-    <Import Project="packages\Microsoft.Azure.IoTHub.IoTHubClient.1.2.8\build\native\Microsoft.Azure.IoTHub.IoTHubClient.targets" Condition="Exists('packages\Microsoft.Azure.IoTHub.IoTHubClient.1.2.8\build\native\Microsoft.Azure.IoTHub.IoTHubClient.targets')" />
-    <Import Project="packages\Microsoft.Azure.IoTHub.HttpTransport.1.2.8\build\native\Microsoft.Azure.IoTHub.HttpTransport.targets" Condition="Exists('packages\Microsoft.Azure.IoTHub.HttpTransport.1.2.8\build\native\Microsoft.Azure.IoTHub.HttpTransport.targets')" />
-    <Import Project="packages\Microsoft.Azure.IoTHub.Serializer.1.2.8\build\native\Microsoft.Azure.IoTHub.Serializer.targets" Condition="Exists('packages\Microsoft.Azure.IoTHub.Serializer.1.2.8\build\native\Microsoft.Azure.IoTHub.Serializer.targets')" />
+    <Import Project="packages\Microsoft.Azure.C.SharedUtility.1.1.9\build\native\Microsoft.Azure.C.SharedUtility.targets" Condition="Exists('packages\Microsoft.Azure.C.SharedUtility.1.1.9\build\native\Microsoft.Azure.C.SharedUtility.targets')" />
+    <Import Project="packages\Microsoft.Azure.IoTHub.IoTHubClient.1.2.9\build\native\Microsoft.Azure.IoTHub.IoTHubClient.targets" Condition="Exists('packages\Microsoft.Azure.IoTHub.IoTHubClient.1.2.9\build\native\Microsoft.Azure.IoTHub.IoTHubClient.targets')" />
+    <Import Project="packages\Microsoft.Azure.IoTHub.HttpTransport.1.2.9\build\native\Microsoft.Azure.IoTHub.HttpTransport.targets" Condition="Exists('packages\Microsoft.Azure.IoTHub.HttpTransport.1.2.9\build\native\Microsoft.Azure.IoTHub.HttpTransport.targets')" />
+    <Import Project="packages\Microsoft.Azure.IoTHub.Serializer.1.2.9\build\native\Microsoft.Azure.IoTHub.Serializer.targets" Condition="Exists('packages\Microsoft.Azure.IoTHub.Serializer.1.2.9\build\native\Microsoft.Azure.IoTHub.Serializer.targets')" />
   </ImportGroup>
   <Target Name="EnsureNuGetPackageBuildImports" BeforeTargets="PrepareForBuild">
     <PropertyGroup>
       <ErrorText>This project references NuGet package(s) that are missing on this computer. Use NuGet Package Restore to download them.  For more information, see http://go.microsoft.com/fwlink/?LinkID=322105. The missing file is {0}.</ErrorText>
     </PropertyGroup>
-    <Error Condition="!Exists('packages\Microsoft.Azure.C.SharedUtility.1.1.8\build\native\Microsoft.Azure.C.SharedUtility.targets')" Text="$([System.String]::Format('$(ErrorText)', 'packages\Microsoft.Azure.C.SharedUtility.1.1.8\build\native\Microsoft.Azure.C.SharedUtility.targets'))" />
-    <Error Condition="!Exists('packages\Microsoft.Azure.IoTHub.IoTHubClient.1.2.8\build\native\Microsoft.Azure.IoTHub.IoTHubClient.targets')" Text="$([System.String]::Format('$(ErrorText)', 'packages\Microsoft.Azure.IoTHub.IoTHubClient.1.2.8\build\native\Microsoft.Azure.IoTHub.IoTHubClient.targets'))" />
-    <Error Condition="!Exists('packages\Microsoft.Azure.IoTHub.HttpTransport.1.2.8\build\native\Microsoft.Azure.IoTHub.HttpTransport.targets')" Text="$([System.String]::Format('$(ErrorText)', 'packages\Microsoft.Azure.IoTHub.HttpTransport.1.2.8\build\native\Microsoft.Azure.IoTHub.HttpTransport.targets'))" />
-    <Error Condition="!Exists('packages\Microsoft.Azure.IoTHub.Serializer.1.2.8\build\native\Microsoft.Azure.IoTHub.Serializer.targets')" Text="$([System.String]::Format('$(ErrorText)', 'packages\Microsoft.Azure.IoTHub.Serializer.1.2.8\build\native\Microsoft.Azure.IoTHub.Serializer.targets'))" />
+    <Error Condition="!Exists('packages\Microsoft.Azure.C.SharedUtility.1.1.9\build\native\Microsoft.Azure.C.SharedUtility.targets')" Text="$([System.String]::Format('$(ErrorText)', 'packages\Microsoft.Azure.C.SharedUtility.1.1.9\build\native\Microsoft.Azure.C.SharedUtility.targets'))" />
+    <Error Condition="!Exists('packages\Microsoft.Azure.IoTHub.IoTHubClient.1.2.9\build\native\Microsoft.Azure.IoTHub.IoTHubClient.targets')" Text="$([System.String]::Format('$(ErrorText)', 'packages\Microsoft.Azure.IoTHub.IoTHubClient.1.2.9\build\native\Microsoft.Azure.IoTHub.IoTHubClient.targets'))" />
+    <Error Condition="!Exists('packages\Microsoft.Azure.IoTHub.HttpTransport.1.2.9\build\native\Microsoft.Azure.IoTHub.HttpTransport.targets')" Text="$([System.String]::Format('$(ErrorText)', 'packages\Microsoft.Azure.IoTHub.HttpTransport.1.2.9\build\native\Microsoft.Azure.IoTHub.HttpTransport.targets'))" />
+    <Error Condition="!Exists('packages\Microsoft.Azure.IoTHub.Serializer.1.2.9\build\native\Microsoft.Azure.IoTHub.Serializer.targets')" Text="$([System.String]::Format('$(ErrorText)', 'packages\Microsoft.Azure.IoTHub.Serializer.1.2.9\build\native\Microsoft.Azure.IoTHub.Serializer.targets'))" />
   </Target>
 </Project>
\ No newline at end of file
diff --git a/serializer/samples/simplesample_mqtt/windows/packages.config b/serializer/samples/simplesample_mqtt/windows/packages.config
index aa2e9a3961..1488c89f4b 100644
--- a/serializer/samples/simplesample_mqtt/windows/packages.config
+++ b/serializer/samples/simplesample_mqtt/windows/packages.config
@@ -1,7 +1,7 @@
 <?xml version="1.0" encoding="utf-8"?><packages>
-  <package id="Microsoft.Azure.C.SharedUtility" version="1.1.8" targetFramework="native"/>
-  <package id="Microsoft.Azure.IoTHub.IoTHubClient" version="1.2.8" targetFramework="native"/>
-  <package id="Microsoft.Azure.IoTHub.MqttTransport" version="1.2.8" targetFramework="native"/>
-  <package id="Microsoft.Azure.IoTHub.Serializer" version="1.2.8" targetFramework="native"/>
-  <package id="Microsoft.Azure.umqtt" version="1.1.8" targetFramework="native"/>
+  <package id="Microsoft.Azure.C.SharedUtility" version="1.1.9" targetFramework="native"/>
+  <package id="Microsoft.Azure.IoTHub.IoTHubClient" version="1.2.9" targetFramework="native"/>
+  <package id="Microsoft.Azure.IoTHub.MqttTransport" version="1.2.9" targetFramework="native"/>
+  <package id="Microsoft.Azure.IoTHub.Serializer" version="1.2.9" targetFramework="native"/>
+  <package id="Microsoft.Azure.umqtt" version="1.1.9" targetFramework="native"/>
 </packages>
\ No newline at end of file
diff --git a/serializer/samples/simplesample_mqtt/windows/simplesample_mqtt.vcxproj b/serializer/samples/simplesample_mqtt/windows/simplesample_mqtt.vcxproj
index 169c0fd2ff..bde553cb3a 100644
--- a/serializer/samples/simplesample_mqtt/windows/simplesample_mqtt.vcxproj
+++ b/serializer/samples/simplesample_mqtt/windows/simplesample_mqtt.vcxproj
@@ -164,20 +164,20 @@
   </ItemGroup>
   <Import Project="$(VCTargetsPath)\Microsoft.Cpp.targets" />
   <ImportGroup Label="ExtensionTargets">
-    <Import Project="packages\Microsoft.Azure.C.SharedUtility.1.1.8\build\native\Microsoft.Azure.C.SharedUtility.targets" Condition="Exists('packages\Microsoft.Azure.C.SharedUtility.1.1.8\build\native\Microsoft.Azure.C.SharedUtility.targets')" />
-    <Import Project="packages\Microsoft.Azure.IoTHub.IoTHubClient.1.2.8\build\native\Microsoft.Azure.IoTHub.IoTHubClient.targets" Condition="Exists('packages\Microsoft.Azure.IoTHub.IoTHubClient.1.2.8\build\native\Microsoft.Azure.IoTHub.IoTHubClient.targets')" />
-    <Import Project="packages\Microsoft.Azure.IoTHub.Serializer.1.2.8\build\native\Microsoft.Azure.IoTHub.Serializer.targets" Condition="Exists('packages\Microsoft.Azure.IoTHub.Serializer.1.2.8\build\native\Microsoft.Azure.IoTHub.Serializer.targets')" />
-    <Import Project="packages\Microsoft.Azure.umqtt.1.1.8\build\native\Microsoft.Azure.umqtt.targets" Condition="Exists('packages\Microsoft.Azure.umqtt.1.1.8\build\native\Microsoft.Azure.umqtt.targets')" />
-    <Import Project="packages\Microsoft.Azure.IoTHub.MqttTransport.1.2.8\build\native\Microsoft.Azure.IoTHub.MqttTransport.targets" Condition="Exists('packages\Microsoft.Azure.IoTHub.MqttTransport.1.2.8\build\native\Microsoft.Azure.IoTHub.MqttTransport.targets')" />
+    <Import Project="packages\Microsoft.Azure.C.SharedUtility.1.1.9\build\native\Microsoft.Azure.C.SharedUtility.targets" Condition="Exists('packages\Microsoft.Azure.C.SharedUtility.1.1.9\build\native\Microsoft.Azure.C.SharedUtility.targets')" />
+    <Import Project="packages\Microsoft.Azure.IoTHub.IoTHubClient.1.2.9\build\native\Microsoft.Azure.IoTHub.IoTHubClient.targets" Condition="Exists('packages\Microsoft.Azure.IoTHub.IoTHubClient.1.2.9\build\native\Microsoft.Azure.IoTHub.IoTHubClient.targets')" />
+    <Import Project="packages\Microsoft.Azure.IoTHub.Serializer.1.2.9\build\native\Microsoft.Azure.IoTHub.Serializer.targets" Condition="Exists('packages\Microsoft.Azure.IoTHub.Serializer.1.2.9\build\native\Microsoft.Azure.IoTHub.Serializer.targets')" />
+    <Import Project="packages\Microsoft.Azure.umqtt.1.1.9\build\native\Microsoft.Azure.umqtt.targets" Condition="Exists('packages\Microsoft.Azure.umqtt.1.1.9\build\native\Microsoft.Azure.umqtt.targets')" />
+    <Import Project="packages\Microsoft.Azure.IoTHub.MqttTransport.1.2.9\build\native\Microsoft.Azure.IoTHub.MqttTransport.targets" Condition="Exists('packages\Microsoft.Azure.IoTHub.MqttTransport.1.2.9\build\native\Microsoft.Azure.IoTHub.MqttTransport.targets')" />
   </ImportGroup>
   <Target Name="EnsureNuGetPackageBuildImports" BeforeTargets="PrepareForBuild">
     <PropertyGroup>
       <ErrorText>This project references NuGet package(s) that are missing on this computer. Use NuGet Package Restore to download them.  For more information, see http://go.microsoft.com/fwlink/?LinkID=322105. The missing file is {0}.</ErrorText>
     </PropertyGroup>
-    <Error Condition="!Exists('packages\Microsoft.Azure.C.SharedUtility.1.1.8\build\native\Microsoft.Azure.C.SharedUtility.targets')" Text="$([System.String]::Format('$(ErrorText)', 'packages\Microsoft.Azure.C.SharedUtility.1.1.8\build\native\Microsoft.Azure.C.SharedUtility.targets'))" />
-    <Error Condition="!Exists('packages\Microsoft.Azure.IoTHub.IoTHubClient.1.2.8\build\native\Microsoft.Azure.IoTHub.IoTHubClient.targets')" Text="$([System.String]::Format('$(ErrorText)', 'packages\Microsoft.Azure.IoTHub.IoTHubClient.1.2.8\build\native\Microsoft.Azure.IoTHub.IoTHubClient.targets'))" />
-    <Error Condition="!Exists('packages\Microsoft.Azure.IoTHub.Serializer.1.2.8\build\native\Microsoft.Azure.IoTHub.Serializer.targets')" Text="$([System.String]::Format('$(ErrorText)', 'packages\Microsoft.Azure.IoTHub.Serializer.1.2.8\build\native\Microsoft.Azure.IoTHub.Serializer.targets'))" />
-    <Error Condition="!Exists('packages\Microsoft.Azure.umqtt.1.1.8\build\native\Microsoft.Azure.umqtt.targets')" Text="$([System.String]::Format('$(ErrorText)', 'packages\Microsoft.Azure.umqtt.1.1.8\build\native\Microsoft.Azure.umqtt.targets'))" />
-    <Error Condition="!Exists('packages\Microsoft.Azure.IoTHub.MqttTransport.1.2.8\build\native\Microsoft.Azure.IoTHub.MqttTransport.targets')" Text="$([System.String]::Format('$(ErrorText)', 'packages\Microsoft.Azure.IoTHub.MqttTransport.1.2.8\build\native\Microsoft.Azure.IoTHub.MqttTransport.targets'))" />
+    <Error Condition="!Exists('packages\Microsoft.Azure.C.SharedUtility.1.1.9\build\native\Microsoft.Azure.C.SharedUtility.targets')" Text="$([System.String]::Format('$(ErrorText)', 'packages\Microsoft.Azure.C.SharedUtility.1.1.9\build\native\Microsoft.Azure.C.SharedUtility.targets'))" />
+    <Error Condition="!Exists('packages\Microsoft.Azure.IoTHub.IoTHubClient.1.2.9\build\native\Microsoft.Azure.IoTHub.IoTHubClient.targets')" Text="$([System.String]::Format('$(ErrorText)', 'packages\Microsoft.Azure.IoTHub.IoTHubClient.1.2.9\build\native\Microsoft.Azure.IoTHub.IoTHubClient.targets'))" />
+    <Error Condition="!Exists('packages\Microsoft.Azure.IoTHub.Serializer.1.2.9\build\native\Microsoft.Azure.IoTHub.Serializer.targets')" Text="$([System.String]::Format('$(ErrorText)', 'packages\Microsoft.Azure.IoTHub.Serializer.1.2.9\build\native\Microsoft.Azure.IoTHub.Serializer.targets'))" />
+    <Error Condition="!Exists('packages\Microsoft.Azure.umqtt.1.1.9\build\native\Microsoft.Azure.umqtt.targets')" Text="$([System.String]::Format('$(ErrorText)', 'packages\Microsoft.Azure.umqtt.1.1.9\build\native\Microsoft.Azure.umqtt.targets'))" />
+    <Error Condition="!Exists('packages\Microsoft.Azure.IoTHub.MqttTransport.1.2.9\build\native\Microsoft.Azure.IoTHub.MqttTransport.targets')" Text="$([System.String]::Format('$(ErrorText)', 'packages\Microsoft.Azure.IoTHub.MqttTransport.1.2.9\build\native\Microsoft.Azure.IoTHub.MqttTransport.targets'))" />
   </Target>
 </Project>
\ No newline at end of file
diff --git a/serializer/samples/temp_sensor_anomaly/windows/packages.config b/serializer/samples/temp_sensor_anomaly/windows/packages.config
index 92ddb1e845..aeabfd518c 100644
--- a/serializer/samples/temp_sensor_anomaly/windows/packages.config
+++ b/serializer/samples/temp_sensor_anomaly/windows/packages.config
@@ -1,6 +1,6 @@
 <?xml version="1.0" encoding="utf-8"?><packages>
-  <package id="Microsoft.Azure.C.SharedUtility" version="1.1.8" targetFramework="native"/>
-  <package id="Microsoft.Azure.IoTHub.HttpTransport" version="1.2.8" targetFramework="native"/>
-  <package id="Microsoft.Azure.IoTHub.IoTHubClient" version="1.2.8" targetFramework="native"/>
-  <package id="Microsoft.Azure.IoTHub.Serializer" version="1.2.8" targetFramework="native"/>
+  <package id="Microsoft.Azure.C.SharedUtility" version="1.1.9" targetFramework="native"/>
+  <package id="Microsoft.Azure.IoTHub.HttpTransport" version="1.2.9" targetFramework="native"/>
+  <package id="Microsoft.Azure.IoTHub.IoTHubClient" version="1.2.9" targetFramework="native"/>
+  <package id="Microsoft.Azure.IoTHub.Serializer" version="1.2.9" targetFramework="native"/>
 </packages>
\ No newline at end of file
diff --git a/serializer/samples/temp_sensor_anomaly/windows/temp_sensor_anomaly.vcxproj b/serializer/samples/temp_sensor_anomaly/windows/temp_sensor_anomaly.vcxproj
index 1f7931caaf..257c5ebe50 100644
--- a/serializer/samples/temp_sensor_anomaly/windows/temp_sensor_anomaly.vcxproj
+++ b/serializer/samples/temp_sensor_anomaly/windows/temp_sensor_anomaly.vcxproj
@@ -168,17 +168,17 @@
     <None Include="packages.config" />
   </ItemGroup>
   <Import Project="$(VCTargetsPath)\Microsoft.Cpp.targets" />
-  <Import Project="packages\Microsoft.Azure.C.SharedUtility.1.1.8\build\native\Microsoft.Azure.C.SharedUtility.targets" Condition="Exists('packages\Microsoft.Azure.C.SharedUtility.1.1.8\build\native\Microsoft.Azure.C.SharedUtility.targets')" />
+  <Import Project="packages\Microsoft.Azure.C.SharedUtility.1.1.9\build\native\Microsoft.Azure.C.SharedUtility.targets" Condition="Exists('packages\Microsoft.Azure.C.SharedUtility.1.1.9\build\native\Microsoft.Azure.C.SharedUtility.targets')" />
   <Target Name="EnsureNuGetPackageBuildImports" BeforeTargets="PrepareForBuild">
     <PropertyGroup>
       <ErrorText>This project references NuGet package(s) that are missing on this computer. Use NuGet Package Restore to download them.  For more information, see http://go.microsoft.com/fwlink/?LinkID=322105. The missing file is {0}.</ErrorText>
     </PropertyGroup>
-    <Error Condition="!Exists('packages\Microsoft.Azure.C.SharedUtility.1.1.8\build\native\Microsoft.Azure.C.SharedUtility.targets')" Text="$([System.String]::Format('$(ErrorText)', 'packages\Microsoft.Azure.C.SharedUtility.1.1.8\build\native\Microsoft.Azure.C.SharedUtility.targets'))" />
-    <Error Condition="!Exists('packages\Microsoft.Azure.IoTHub.IoTHubClient.1.2.8\build\native\Microsoft.Azure.IoTHub.IoTHubClient.targets')" Text="$([System.String]::Format('$(ErrorText)', 'packages\Microsoft.Azure.IoTHub.IoTHubClient.1.2.8\build\native\Microsoft.Azure.IoTHub.IoTHubClient.targets'))" />
-    <Error Condition="!Exists('packages\Microsoft.Azure.IoTHub.HttpTransport.1.2.8\build\native\Microsoft.Azure.IoTHub.HttpTransport.targets')" Text="$([System.String]::Format('$(ErrorText)', 'packages\Microsoft.Azure.IoTHub.HttpTransport.1.2.8\build\native\Microsoft.Azure.IoTHub.HttpTransport.targets'))" />
-    <Error Condition="!Exists('packages\Microsoft.Azure.IoTHub.Serializer.1.2.8\build\native\Microsoft.Azure.IoTHub.Serializer.targets')" Text="$([System.String]::Format('$(ErrorText)', 'packages\Microsoft.Azure.IoTHub.Serializer.1.2.8\build\native\Microsoft.Azure.IoTHub.Serializer.targets'))" />
+    <Error Condition="!Exists('packages\Microsoft.Azure.C.SharedUtility.1.1.9\build\native\Microsoft.Azure.C.SharedUtility.targets')" Text="$([System.String]::Format('$(ErrorText)', 'packages\Microsoft.Azure.C.SharedUtility.1.1.9\build\native\Microsoft.Azure.C.SharedUtility.targets'))" />
+    <Error Condition="!Exists('packages\Microsoft.Azure.IoTHub.IoTHubClient.1.2.9\build\native\Microsoft.Azure.IoTHub.IoTHubClient.targets')" Text="$([System.String]::Format('$(ErrorText)', 'packages\Microsoft.Azure.IoTHub.IoTHubClient.1.2.9\build\native\Microsoft.Azure.IoTHub.IoTHubClient.targets'))" />
+    <Error Condition="!Exists('packages\Microsoft.Azure.IoTHub.HttpTransport.1.2.9\build\native\Microsoft.Azure.IoTHub.HttpTransport.targets')" Text="$([System.String]::Format('$(ErrorText)', 'packages\Microsoft.Azure.IoTHub.HttpTransport.1.2.9\build\native\Microsoft.Azure.IoTHub.HttpTransport.targets'))" />
+    <Error Condition="!Exists('packages\Microsoft.Azure.IoTHub.Serializer.1.2.9\build\native\Microsoft.Azure.IoTHub.Serializer.targets')" Text="$([System.String]::Format('$(ErrorText)', 'packages\Microsoft.Azure.IoTHub.Serializer.1.2.9\build\native\Microsoft.Azure.IoTHub.Serializer.targets'))" />
   </Target>
-  <Import Project="packages\Microsoft.Azure.IoTHub.IoTHubClient.1.2.8\build\native\Microsoft.Azure.IoTHub.IoTHubClient.targets" Condition="Exists('packages\Microsoft.Azure.IoTHub.IoTHubClient.1.2.8\build\native\Microsoft.Azure.IoTHub.IoTHubClient.targets')" />
-  <Import Project="packages\Microsoft.Azure.IoTHub.HttpTransport.1.2.8\build\native\Microsoft.Azure.IoTHub.HttpTransport.targets" Condition="Exists('packages\Microsoft.Azure.IoTHub.HttpTransport.1.2.8\build\native\Microsoft.Azure.IoTHub.HttpTransport.targets')" />
-  <Import Project="packages\Microsoft.Azure.IoTHub.Serializer.1.2.8\build\native\Microsoft.Azure.IoTHub.Serializer.targets" Condition="Exists('packages\Microsoft.Azure.IoTHub.Serializer.1.2.8\build\native\Microsoft.Azure.IoTHub.Serializer.targets')" />
+  <Import Project="packages\Microsoft.Azure.IoTHub.IoTHubClient.1.2.9\build\native\Microsoft.Azure.IoTHub.IoTHubClient.targets" Condition="Exists('packages\Microsoft.Azure.IoTHub.IoTHubClient.1.2.9\build\native\Microsoft.Azure.IoTHub.IoTHubClient.targets')" />
+  <Import Project="packages\Microsoft.Azure.IoTHub.HttpTransport.1.2.9\build\native\Microsoft.Azure.IoTHub.HttpTransport.targets" Condition="Exists('packages\Microsoft.Azure.IoTHub.HttpTransport.1.2.9\build\native\Microsoft.Azure.IoTHub.HttpTransport.targets')" />
+  <Import Project="packages\Microsoft.Azure.IoTHub.Serializer.1.2.9\build\native\Microsoft.Azure.IoTHub.Serializer.targets" Condition="Exists('packages\Microsoft.Azure.IoTHub.Serializer.1.2.9\build\native\Microsoft.Azure.IoTHub.Serializer.targets')" />
 </Project>
\ No newline at end of file
diff --git a/version.txt b/version.txt
index 5975b143a0..434dcac4fa 100644
--- a/version.txt
+++ b/version.txt
@@ -1 +1 @@
-1.2.8
\ No newline at end of file
+1.2.9
\ No newline at end of file