Refresh docs
diff --git a/docs/epy/toc-oauth2client.appengine-module.html b/docs/epy/toc-oauth2client.appengine-module.html
index 89f005b..3acc0eb 100644
--- a/docs/epy/toc-oauth2client.appengine-module.html
+++ b/docs/epy/toc-oauth2client.appengine-module.html
@@ -46,7 +46,8 @@
     <a target="mainFrame" href="oauth2client.appengine-module.html#OAUTH2CLIENT_NAMESPACE"
      >OAUTH2CLIENT_NAMESPACE</a><br />    <a target="mainFrame" href="oauth2client.appengine-module.html#XSRF_MEMCACHE_ID"
      >XSRF_MEMCACHE_ID</a><br />    <a target="mainFrame" href="oauth2client.appengine-module.html#logger"
-     >logger</a><br /><hr />
+     >logger</a><br />    <a target="mainFrame" href="oauth2client.appengine-module.html#ndb"
+     >ndb</a><br /><hr />
 <span class="options">[<a href="javascript:void(0);" class="privatelink"
     onclick="toggle_private();">hide&nbsp;private</a>]</span>