diff --git a/user_guide/changelog.html b/user_guide/changelog.html
index d99a52f..2cd5c68 100644
--- a/user_guide/changelog.html
+++ b/user_guide/changelog.html
@@ -99,6 +99,7 @@
 	<li>Fixed a bug to prevent PHP errors when attempting to use sendmail on servers that have manually disabled the PHP popen() function.</li>
 	<li>Fixed a bug that would cause PHP errors in XML-RPC data if the PHP data type did not match the specified XML-RPC type.</li>
 	<li>Fixed a bug in the XML-RPC class with parsing dateTime.iso8601 data types.</li>
+	<li>Fixed a case sensitive string replacement in xss_clean()</li>
 </ul>
 
 <h2>Version 1.7.1</h2>