diff --git a/aws-common-runtime/aws-c-auth b/aws-common-runtime/aws-c-auth
index 85dd9e394..543e3764d 160000
--- a/aws-common-runtime/aws-c-auth
+++ b/aws-common-runtime/aws-c-auth
@@ -1 +1 @@
-Subproject commit 85dd9e39474a2b9e04f41e9feabb589a4bec20ca
+Subproject commit 543e3764d7fa4f1228ed630d1aa40e4a0de396d6
diff --git a/aws-common-runtime/aws-c-cal b/aws-common-runtime/aws-c-cal
index 53651deac..1c087719f 160000
--- a/aws-common-runtime/aws-c-cal
+++ b/aws-common-runtime/aws-c-cal
@@ -1 +1 @@
-Subproject commit 53651deacd40fdac764f4469e39e4c8fed8f382c
+Subproject commit 1c087719f78442f2ceb7bc8c79ac1e5f27bfc2d0
diff --git a/aws-common-runtime/aws-c-common b/aws-common-runtime/aws-c-common
index 545168603..d023c9cb1 160000
--- a/aws-common-runtime/aws-c-common
+++ b/aws-common-runtime/aws-c-common
@@ -1 +1 @@
-Subproject commit 545168603c1a1ed9a5729654508190080180d952
+Subproject commit d023c9cb10e22bace150550a7357eab36164af52
diff --git a/aws-common-runtime/aws-c-io b/aws-common-runtime/aws-c-io
index a2e3371be..3b09cdcee 160000
--- a/aws-common-runtime/aws-c-io
+++ b/aws-common-runtime/aws-c-io
@@ -1 +1 @@
-Subproject commit a2e3371be7172360ccc770660a6db66372b17f2d
+Subproject commit 3b09cdceed9db43b2ac8642083417051de8d9041