diff --git a/user_guide/changelog.html b/user_guide/changelog.html
index 6c910b8..b923a58 100644
--- a/user_guide/changelog.html
+++ b/user_guide/changelog.html
@@ -66,6 +66,11 @@
 	<li>No changes currently</li>
 </ul>
 
+<h3>Bug fixes for 1.6.4</h3>
+<ul>
+	<li>Fixed a double opening &lt;p&gt; tag in the index pages of each system directory.</li>
+</ul>
+
 <h2>Version 1.6.3</h2>
 <p>Release Date: June 26, 2008<br />
 SVN Revision: 1227</p>