add bug numbers
diff --git a/user_guide/changelog.html b/user_guide/changelog.html
index f80e7b9..a3bf569 100644
--- a/user_guide/changelog.html
+++ b/user_guide/changelog.html
@@ -67,8 +67,8 @@
</li>
<li>Helpers
<ul>
- <li>Modified <kbd>img()</kbd> in the <a href="helpers/html_helper.html">HTML Helper</a> to remove an unneeded space.</li>
- <li>Modified <kbd>anchor()</kbd> in the <a href="helpers/url_helper.html">URL helper</a> to convert entities in the title attribute.</li>
+ <li>Modified <kbd>img()</kbd> in the <a href="helpers/html_helper.html">HTML Helper</a> to remove an unneeded space (#4208).</li>
+ <li>Modified <kbd>anchor()</kbd> in the <a href="helpers/url_helper.html">URL helper</a> to convert entities in the title attribute (#4209).</li>
</ul>
</li>
</ul>