diff --git a/user_guide/toc.html b/user_guide/toc.html
index 125b506..3f6b16e 100644
--- a/user_guide/toc.html
+++ b/user_guide/toc.html
@@ -144,6 +144,7 @@
 <li><a href="./libraries/user_agent.html">User Agent Class</a></li>
 <li><a href="./libraries/validation.html">Validation Class</a></li>
 <li><a href="./libraries/xmlrpc.html">XML-RPC Class</a></li>
+<li><a href="http://codeigniter.com/user_guide/libraries/zip.html">Zip Encoding Class</a></li>
 </ul>