diff --git a/include/lib/constants.inc.php b/include/lib/constants.inc.php
index 518caab1e..ad29bd85d 100644
--- a/include/lib/constants.inc.php
+++ b/include/lib/constants.inc.php
@@ -231,6 +231,7 @@
 define('AT_BACKUP_DIR', AT_CONTENT_DIR . 'backups/'); // where the backups get stored
 
 define('VERSION',		'2.2');
+define('AT_GITHUB_RELEASE_COMMIT', 'ef64e66bd1fcd058a6bb653778ba44202efad589');
 define('ONLINE_UPDATE', 3); /* update the user expiry every 3 min */
 
 /* valid date format_types:						*/