diff --git a/user_guide/changelog.html b/user_guide/changelog.html
index b24b081..8675d71 100644
--- a/user_guide/changelog.html
+++ b/user_guide/changelog.html
@@ -87,6 +87,7 @@
 		<ul>
 			<li>Improved performance and accuracy of xss_clean(), including reduction of false positives on image/file tests.</li>
 			<li>Added a few openxml document mime types, and an additional mobile agent to mimes.php and user_agents.php respectively.</li>
+			<li>Added sanitization in xss_clean() for a deprecated HTML tag that could be abused in user input in Internet Explorer.</li>
 		</ul>
 	</li>
 </ul>