diff --git a/nrjavaserial/build.xml b/nrjavaserial/build.xml
index cb6d5528..81a7507f 100644
--- a/nrjavaserial/build.xml
+++ b/nrjavaserial/build.xml
@@ -3,7 +3,7 @@
 	<!--<property file="../NRSDK/src/com/neuronrobotics/sdk/config/build.properties"/>-->
 
   <property name="app.name"      value="nr-java-serial"/>
-  <property name="app.version"      value="3.9.0"/>
+  <property name="app.version"      value="3.9.1"/>
   <property name="app.path"      value="/${app.name}"/>
   <property name="build.home"    value="${basedir}/build"/>
   <property name="lib.home"      value="${basedir}/src/main/c/resources"/>
diff --git a/nrjavaserial/pom.xml b/nrjavaserial/pom.xml
index fe4566c0..460729a4 100644
--- a/nrjavaserial/pom.xml
+++ b/nrjavaserial/pom.xml
@@ -13,7 +13,7 @@
   <artifactId>nrjavaserial</artifactId>
   <packaging>jar</packaging>
   <name>nrjavaserial</name>
-  <version>3.9.0</version>
+  <version>3.9.1</version>
   <description>Fork of the RXTX library with a focus on ease of use and the ability to embed in other libraries.</description>
   <url>http://code.google.com/p/nrjavaserial/</url>
   <licenses>