diff --git a/src/pages/content/settings.php b/src/pages/content/settings.php
index 0397153..aa40f39 100644
--- a/src/pages/content/settings.php
+++ b/src/pages/content/settings.php
@@ -229,6 +229,7 @@
 ?>
 
 <form id="abSettingsForm" method="post">
+    <input type="hidden" name="csrf_token" value="<?= _var($var, 'csrf_token') ?>"/>
     <input type="hidden" name="settingsVersion" value="<?= ABSettings::$settingsVersion ?>"/>
     <dl>
         <dt><b>Backup type</b></dt>