diff --git a/invoker/conformance/pom.xml b/invoker/conformance/pom.xml
index 9efbc40a..2f2b8aae 100644
--- a/invoker/conformance/pom.xml
+++ b/invoker/conformance/pom.xml
@@ -4,12 +4,12 @@
   <parent>
     <artifactId>java-function-invoker-parent</artifactId>
     <groupId>com.google.cloud.functions.invoker</groupId>
-    <version>1.3.3</version>
+    <version>1.3.4-SNAPSHOT</version>
   </parent>
 
   <groupId>com.google.cloud.functions.invoker</groupId>
   <artifactId>conformance</artifactId>
-  <version>1.3.3</version>
+  <version>1.3.4-SNAPSHOT</version>
 
   <name>GCF Confromance Tests</name>
   <description>
diff --git a/invoker/core/pom.xml b/invoker/core/pom.xml
index 3e231706..a63cff27 100644
--- a/invoker/core/pom.xml
+++ b/invoker/core/pom.xml
@@ -4,12 +4,12 @@
   <parent>
     <groupId>com.google.cloud.functions.invoker</groupId>
     <artifactId>java-function-invoker-parent</artifactId>
-    <version>1.3.3</version>
+    <version>1.3.4-SNAPSHOT</version>
   </parent>
 
   <groupId>com.google.cloud.functions.invoker</groupId>
   <artifactId>java-function-invoker</artifactId>
-  <version>1.3.3</version>
+  <version>1.3.4-SNAPSHOT</version>
   <name>GCF Java Invoker</name>
   <description>
     Application that invokes a GCF Java function. This application is a
@@ -115,7 +115,7 @@
     <dependency>
       <groupId>com.google.cloud.functions.invoker</groupId>
       <artifactId>java-function-invoker-testfunction</artifactId>
-      <version>1.3.3</version>
+      <version>1.3.4-SNAPSHOT</version>
       <type>test-jar</type>
       <scope>test</scope>
     </dependency>
diff --git a/invoker/pom.xml b/invoker/pom.xml
index 80eebd42..705aab2d 100644
--- a/invoker/pom.xml
+++ b/invoker/pom.xml
@@ -8,7 +8,7 @@
 
   <groupId>com.google.cloud.functions.invoker</groupId>
   <artifactId>java-function-invoker-parent</artifactId>
-  <version>1.3.3</version>
+  <version>1.3.4-SNAPSHOT</version>
   <packaging>pom</packaging>
   <name>GCF Java Invoker Parent</name>
   <description>
diff --git a/invoker/testfunction/pom.xml b/invoker/testfunction/pom.xml
index 17d99019..27e6e595 100644
--- a/invoker/testfunction/pom.xml
+++ b/invoker/testfunction/pom.xml
@@ -4,12 +4,12 @@
   <parent>
     <groupId>com.google.cloud.functions.invoker</groupId>
     <artifactId>java-function-invoker-parent</artifactId>
-    <version>1.3.3</version>
+    <version>1.3.4-SNAPSHOT</version>
   </parent>
 
   <groupId>com.google.cloud.functions.invoker</groupId>
   <artifactId>java-function-invoker-testfunction</artifactId>
-  <version>1.3.3</version>
+  <version>1.3.4-SNAPSHOT</version>
   <name>Example GCF Function Jar</name>
   <description>
     An example of a GCF function packaged into a jar. We use this in tests.