Removed support for db_backup in MySQLi due to incompatible functions.
diff --git a/user_guide/changelog.html b/user_guide/changelog.html
index 645d5ae..1ab6ac2 100644
--- a/user_guide/changelog.html
+++ b/user_guide/changelog.html
@@ -136,6 +136,7 @@
<li>Added <kbd>quotes_to_entities()</kbd> function to <a href="./helpers/string_helper.html">string helper</a>.</li>
<li>Added <kbd>form_fieldset()</kbd>, <kbd>form_fieldset_close()</kbd>, <kbd>form_label()</kbd>, and <kbd>form_reset()</kbd> function to <a href="./helpers/form_helper.html">form helper</a>.</li>
<li>Added support for external urls in <kbd>form_open()</kbd>.</li>
+ <li>Removed support for db_backup in MySQLi due to incompatible functions.</li>
<li>Javascript Calendar plugin now uses the months and days from the calendar language file, instead of hard-coded values, internationalizing it.</li>
</ul>
</li>