diff --git a/google-http-client-assembly/dependencies/google-http-client-appengine-dependencies.html b/google-http-client-assembly/dependencies/google-http-client-appengine-dependencies.html
index 6e22e3448..edf4f8e8b 100644
--- a/google-http-client-assembly/dependencies/google-http-client-appengine-dependencies.html
+++ b/google-http-client-assembly/dependencies/google-http-client-appengine-dependencies.html
@@ -79,13 +79,13 @@ <h3>test<a name="test"></a></h3>
 <tr class="b">
 <td>com.google.appengine</td>
 <td><a class="externalLink" href="http://code.google.com/appengine/appengine-api-stubs/">appengine-api-stubs</a></td>
-<td>1.7.7</td>
+<td>1.9.64</td>
 <td>jar</td>
 <td><a class="externalLink" href="http://code.google.com/appengine/terms.html">Google App Engine Terms of Service</a></td></tr>
 <tr class="a">
 <td>com.google.appengine</td>
 <td><a class="externalLink" href="http://code.google.com/appengine/appengine-testing/">appengine-testing</a></td>
-<td>1.7.7</td>
+<td>1.9.64</td>
 <td>jar</td>
 <td><a class="externalLink" href="http://code.google.com/appengine/terms.html">Google App Engine Terms of Service</a></td></tr>
 <tr class="b">
@@ -119,7 +119,7 @@ <h3>provided<a name="provided"></a></h3>
 <tr class="b">
 <td>com.google.appengine</td>
 <td><a class="externalLink" href="http://code.google.com/appengine/appengine-api-1.0-sdk/">appengine-api-1.0-sdk</a></td>
-<td>1.7.7</td>
+<td>1.9.64</td>
 <td>jar</td>
 <td><a class="externalLink" href="http://code.google.com/appengine/terms.html">Google App Engine Terms of Service</a></td></tr></table></div></div><a name="Project_Transitive_Dependencies"></a>
 <div class="section">
@@ -283,7 +283,7 @@ <h3>Dependency Tree<a name="Dependency_Tree"></a></h3>
 <p><b>Description: </b>Sonatype helps open source projects to set up Maven repositories on https://oss.sonatype.org/</p>
 <p><b>URL: </b><a class="externalLink" href="https://github.com/google/google-http-java-client/google-http-client-test">https://github.com/google/google-http-java-client/google-http-client-test</a></p>
 <p><b>Project License: </b><a class="externalLink" href="http://www.apache.org/licenses/LICENSE-2.0.txt">The Apache Software License, Version 2.0</a></p></td></tr></table></div></li>
-<li>com.google.appengine:appengine-api-1.0-sdk:jar:1.7.7 (provided) <img id="_img19" src="./images/icon_info_sml.gif" alt="Information" onclick="toggleDependencyDetail( '_dep18', '_img19' );" style="cursor: pointer;vertical-align:text-bottom;"></img><div id="_dep18" style="display:none">
+<li>com.google.appengine:appengine-api-1.0-sdk:jar:1.9.64 (provided) <img id="_img19" src="./images/icon_info_sml.gif" alt="Information" onclick="toggleDependencyDetail( '_dep18', '_img19' );" style="cursor: pointer;vertical-align:text-bottom;"></img><div id="_dep18" style="display:none">
 <table border="0" class="bodyTable">
 <tr class="a">
 <th>appengine-api-1.0-sdk</th></tr>
@@ -292,7 +292,7 @@ <h3>Dependency Tree<a name="Dependency_Tree"></a></h3>
 <p><b>Description: </b>Sonatype helps open source projects to set up Maven repositories on https://oss.sonatype.org/</p>
 <p><b>URL: </b><a class="externalLink" href="http://code.google.com/appengine/appengine-api-1.0-sdk/">http://code.google.com/appengine/appengine-api-1.0-sdk/</a></p>
 <p><b>Project License: </b><a class="externalLink" href="http://code.google.com/appengine/terms.html">Google App Engine Terms of Service</a></p></td></tr></table></div></li>
-<li>com.google.appengine:appengine-testing:jar:1.7.7 (test) <img id="_img21" src="./images/icon_info_sml.gif" alt="Information" onclick="toggleDependencyDetail( '_dep20', '_img21' );" style="cursor: pointer;vertical-align:text-bottom;"></img><div id="_dep20" style="display:none">
+<li>com.google.appengine:appengine-testing:jar:1.9.64 (test) <img id="_img21" src="./images/icon_info_sml.gif" alt="Information" onclick="toggleDependencyDetail( '_dep20', '_img21' );" style="cursor: pointer;vertical-align:text-bottom;"></img><div id="_dep20" style="display:none">
 <table border="0" class="bodyTable">
 <tr class="a">
 <th>appengine-testing</th></tr>
@@ -301,7 +301,7 @@ <h3>Dependency Tree<a name="Dependency_Tree"></a></h3>
 <p><b>Description: </b>Sonatype helps open source projects to set up Maven repositories on https://oss.sonatype.org/</p>
 <p><b>URL: </b><a class="externalLink" href="http://code.google.com/appengine/appengine-testing/">http://code.google.com/appengine/appengine-testing/</a></p>
 <p><b>Project License: </b><a class="externalLink" href="http://code.google.com/appengine/terms.html">Google App Engine Terms of Service</a></p></td></tr></table></div></li>
-<li>com.google.appengine:appengine-api-stubs:jar:1.7.7 (test) <img id="_img23" src="./images/icon_info_sml.gif" alt="Information" onclick="toggleDependencyDetail( '_dep22', '_img23' );" style="cursor: pointer;vertical-align:text-bottom;"></img><div id="_dep22" style="display:none">
+<li>com.google.appengine:appengine-api-stubs:jar:1.9.64 (test) <img id="_img23" src="./images/icon_info_sml.gif" alt="Information" onclick="toggleDependencyDetail( '_dep22', '_img23' );" style="cursor: pointer;vertical-align:text-bottom;"></img><div id="_dep22" style="display:none">
 <table border="0" class="bodyTable">
 <tr class="a">
 <th>appengine-api-stubs</th></tr>
@@ -351,7 +351,7 @@ <h2>Dependency File Details<a name="Dependency_File_Details"></a></h2>
 <th>JDK Rev</th>
 <th>Debug</th></tr>
 <tr class="b">
-<td>appengine-api-1.0-sdk-1.7.7.jar</td>
+<td>appengine-api-1.0-sdk-1.9.64.jar</td>
 <td>30.66 MB</td>
 <td>6,566</td>
 <td>6,044</td>
@@ -359,7 +359,7 @@ <h2>Dependency File Details<a name="Dependency_File_Details"></a></h2>
 <td>1.6</td>
 <td>debug</td></tr>
 <tr class="a">
-<td>appengine-api-stubs-1.7.7.jar</td>
+<td>appengine-api-stubs-1.9.64.jar</td>
 <td>12.16 MB</td>
 <td>3,098</td>
 <td>2,785</td>
@@ -367,7 +367,7 @@ <h2>Dependency File Details<a name="Dependency_File_Details"></a></h2>
 <td>1.6</td>
 <td>debug</td></tr>
 <tr class="b">
-<td>appengine-testing-1.7.7.jar</td>
+<td>appengine-testing-1.9.64.jar</td>
 <td>10.32 MB</td>
 <td>2,293</td>
 <td>2,265</td>
@@ -525,17 +525,17 @@ <h2>Dependency Repository Locations<a name="Dependency_Repository_Locations"></a
 <th>sonatype-nexus-snapshots</th>
 <th>central</th></tr>
 <tr class="b">
-<td>com.google.appengine:appengine-api-1.0-sdk:jar:1.7.7</td>
+<td>com.google.appengine:appengine-api-1.0-sdk:jar:1.9.64</td>
 <td>-</td>
 <td>-</td>
 <td>-</td></tr>
 <tr class="a">
-<td>com.google.appengine:appengine-api-stubs:jar:1.7.7</td>
+<td>com.google.appengine:appengine-api-stubs:jar:1.9.64</td>
 <td>-</td>
 <td>-</td>
 <td>-</td></tr>
 <tr class="b">
-<td>com.google.appengine:appengine-testing:jar:1.7.7</td>
+<td>com.google.appengine:appengine-testing:jar:1.9.64</td>
 <td>-</td>
 <td>-</td>
 <td>-</td></tr>
diff --git a/pom.xml b/pom.xml
index 8567d2f0a..b3b3a0acc 100644
--- a/pom.xml
+++ b/pom.xml
@@ -550,7 +550,7 @@
       - google-api-java-client/google-api-client-assembly/android-properties (make the filenames match the version here)
       - Internally, update the default features.json file
     -->
-    <project.appengine.version>1.7.7</project.appengine.version>
+    <project.appengine.version>1.9.64</project.appengine.version>
     <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
     <project.jsr305.version>3.0.2</project.jsr305.version>
     <project.gson.version>2.1</project.gson.version>