diff --git a/appengine/pom.xml b/appengine/pom.xml
index 8bbee1e0b..d41b50b94 100644
--- a/appengine/pom.xml
+++ b/appengine/pom.xml
@@ -5,7 +5,7 @@
   <parent>
     <groupId>com.google.auth</groupId>
     <artifactId>google-auth-library-parent</artifactId>
-    <version>0.4.0-SNAPSHOT</version>
+    <version>0.4.0</version>
     <relativePath>../pom.xml</relativePath>
   </parent>
 
diff --git a/credentials/pom.xml b/credentials/pom.xml
index 357fefc0e..17f043720 100644
--- a/credentials/pom.xml
+++ b/credentials/pom.xml
@@ -5,7 +5,7 @@
   <parent>
     <groupId>com.google.auth</groupId>
     <artifactId>google-auth-library-parent</artifactId>
-    <version>0.4.0-SNAPSHOT</version>
+    <version>0.4.0</version>
     <relativePath>../pom.xml</relativePath>
   </parent>
 
diff --git a/oauth2_http/pom.xml b/oauth2_http/pom.xml
index 70343dd84..1ee647c3c 100644
--- a/oauth2_http/pom.xml
+++ b/oauth2_http/pom.xml
@@ -5,7 +5,7 @@
   <parent>
     <groupId>com.google.auth</groupId>
     <artifactId>google-auth-library-parent</artifactId>
-    <version>0.4.0-SNAPSHOT</version>
+    <version>0.4.0</version>
     <relativePath>../pom.xml</relativePath>
   </parent>
 
diff --git a/pom.xml b/pom.xml
index edd49ba46..554465476 100644
--- a/pom.xml
+++ b/pom.xml
@@ -10,7 +10,7 @@
 
   <groupId>com.google.auth</groupId>
   <artifactId>google-auth-library-parent</artifactId>
-  <version>0.4.0-SNAPSHOT</version>
+  <version>0.4.0</version>
   <packaging>pom</packaging>
   <name>Google Auth Library for Java</name>
   <description>Client libraries providing authentication and
@@ -48,7 +48,7 @@
     <project.google.http.version>1.19.0</project.google.http.version>
     <project.junit.version>4.8.2</project.junit.version>
     <project.guava.version>13.0</project.guava.version>
-    <project.appengine.version>1.9.21</project.appengine.version>
+    <project.appengine.version>1.9.34</project.appengine.version>
   </properties>
 
   <dependencyManagement>