diff --git a/user_guide/changelog.html b/user_guide/changelog.html
index 0be1808..2771a14 100644
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@@ -66,6 +66,9 @@
<h2>Version 1.5.0 Beta 3</h2>
<p>Release Date: October 19, 2006</p>
+<p class="important"><strong>Important:</strong> In Beta 3, the way native libraries are extended has changed slightly thanks to
+a suggestion offered by coolfactor in our forums. Please check the documentation below if you are extending classes.</p>
+
<ul>
<li>Added <a href="./database/utilities.html">DB utility class</a>, permitting DB backups, CVS or XML files from DB results, and various other functions.</li>
<li>Added <a href="./database/caching.html">Database Caching Class</a>.</li>