diff --git a/index.html b/index.html
index 3473733..65a6794 100644
--- a/index.html
+++ b/index.html
@@ -126,6 +126,7 @@ <h3><a id="shardcached_71"></a>shardcached</h3>
 <li>sqlite</li>
 <li>mysql</li>
 <li>redis</li>
+<li>riak</li>
 </ul>
 </li>
 <li>