diff --git a/appengine/appidentity/pom.xml b/appengine/appidentity/pom.xml
index 6fb040069c8..6d2f40cf769 100644
--- a/appengine/appidentity/pom.xml
+++ b/appengine/appidentity/pom.xml
@@ -1,6 +1,5 @@
-<?xml version="1.0" encoding="UTF-8"?>
 <!--
-Copyright 2015 Google Inc. All Rights Reserved.
+ Copyright 2015 Google Inc. All Rights Reserved.
 
  Licensed under the Apache License, Version 2.0 (the "License");
  you may not use this file except in compliance with the License.
@@ -14,8 +13,7 @@ Copyright 2015 Google Inc. All Rights Reserved.
  See the License for the specific language governing permissions and
  limitations under the License.
 -->
-<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
-  xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+<project>
   <modelVersion>4.0.0</modelVersion>
   <packaging>war</packaging>
   <version>1.0-SNAPSHOT</version>
@@ -29,16 +27,11 @@ Copyright 2015 Google Inc. All Rights Reserved.
     <relativePath>../..</relativePath>
   </parent>
 
-  <properties>
-    <appengine.target.version>1.9.30</appengine.target.version>
-    <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
-  </properties>
-
   <dependencies>
     <dependency>
       <groupId>com.google.appengine</groupId>
       <artifactId>appengine-api-1.0-sdk</artifactId>
-      <version>${appengine.target.version}</version>
+      <version>${appengine.sdk.version}</version>
     </dependency>
     <dependency>
       <groupId>com.google.guava</groupId>
@@ -74,19 +67,19 @@ Copyright 2015 Google Inc. All Rights Reserved.
     <dependency>
       <groupId>com.google.appengine</groupId>
       <artifactId>appengine-testing</artifactId>
-      <version>${appengine.target.version}</version>
+      <version>${appengine.sdk.version}</version>
       <scope>test</scope>
     </dependency>
     <dependency>
       <groupId>com.google.appengine</groupId>
       <artifactId>appengine-api-stubs</artifactId>
-      <version>${appengine.target.version}</version>
+      <version>${appengine.sdk.version}</version>
       <scope>test</scope>
     </dependency>
     <dependency>
       <groupId>com.google.appengine</groupId>
       <artifactId>appengine-tools-sdk</artifactId>
-      <version>${appengine.target.version}</version>
+      <version>${appengine.sdk.version}</version>
       <scope>test</scope>
     </dependency>
     <dependency>
@@ -100,15 +93,6 @@ Copyright 2015 Google Inc. All Rights Reserved.
     <!-- for hot reload of the web application -->
     <outputDirectory>${project.build.directory}/${project.build.finalName}/WEB-INF/classes</outputDirectory>
     <plugins>
-      <plugin>
-        <groupId>org.apache.maven.plugins</groupId>
-        <version>3.3</version>
-        <artifactId>maven-compiler-plugin</artifactId>
-        <configuration>
-          <source>1.7</source>
-          <target>1.7</target>
-        </configuration>
-      </plugin>
       <plugin>
         <groupId>com.google.appengine</groupId>
         <artifactId>gcloud-maven-plugin</artifactId>
diff --git a/appengine/mailgun/pom.xml b/appengine/mailgun/pom.xml
index 77dc011713a..417bbb92225 100644
--- a/appengine/mailgun/pom.xml
+++ b/appengine/mailgun/pom.xml
@@ -1,6 +1,5 @@
-<?xml version="1.0" encoding="UTF-8"?>
 <!--
-Copyright 2015 Google Inc. All Rights Reserved.
+ Copyright 2015 Google Inc. All Rights Reserved.
 
  Licensed under the Apache License, Version 2.0 (the "License");
  you may not use this file except in compliance with the License.
@@ -14,8 +13,7 @@ Copyright 2015 Google Inc. All Rights Reserved.
  See the License for the specific language governing permissions and
  limitations under the License.
 -->
-<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
-  xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+<project>
   <modelVersion>4.0.0</modelVersion>
   <packaging>war</packaging>
   <version>1.0-SNAPSHOT</version>
@@ -57,19 +55,10 @@ Copyright 2015 Google Inc. All Rights Reserved.
     <!-- for hot reload of the web application -->
     <outputDirectory>${project.build.directory}/${project.build.finalName}/WEB-INF/classes</outputDirectory>
     <plugins>
-      <plugin>
-        <groupId>org.apache.maven.plugins</groupId>
-        <version>3.3</version>
-        <artifactId>maven-compiler-plugin</artifactId>
-        <configuration>
-          <source>1.7</source>
-          <target>1.7</target>
-        </configuration>
-      </plugin>
       <plugin>
         <groupId>com.google.appengine</groupId>
         <artifactId>appengine-maven-plugin</artifactId>
-        <version>1.9.31</version>
+        <version>${appengine.sdk.version}</version>
       </plugin>
     </plugins>
   </build>
diff --git a/pom.xml b/pom.xml
index 2ffd5b6b4ff..7dcab2a0023 100644
--- a/pom.xml
+++ b/pom.xml
@@ -1,6 +1,19 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+<!--
+ Copyright 2016 Google Inc. All Rights Reserved.
 
+ Licensed under the Apache License, Version 2.0 (the "License");
+ you may not use this file except in compliance with the License.
+ You may obtain a copy of the License at
+
+       http://www.apache.org/licenses/LICENSE-2.0
+
+ Unless required by applicable law or agreed to in writing, software
+ distributed under the License is distributed on an "AS IS" BASIS,
+ WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ See the License for the specific language governing permissions and
+ limitations under the License.
+-->
+<project>
     <modelVersion>4.0.0</modelVersion>
     <version>1.0.0</version>
 
@@ -9,7 +22,7 @@
     <packaging>pom</packaging>
 
     <properties>
-        <appengine.sdk.version>1.9.32</appengine.sdk.version>
+        <appengine.sdk.version>1.9.34</appengine.sdk.version>
         <appengine.app.version>1</appengine.app.version>
         <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
         <project.http.version>1.19.0</project.http.version>