diff --git a/www/include/options/accessLists/groupsACL/DB-Func.php b/www/include/options/accessLists/groupsACL/DB-Func.php
index a1af9119a961241cce45d35a7918e01ad2a8f7fa..156933aa6456d57fad99b35fd18a5e0ef55b1e8a 100644
--- a/www/include/options/accessLists/groupsACL/DB-Func.php
+++ b/www/include/options/accessLists/groupsACL/DB-Func.php
@@ -383,10 +383,10 @@ function updateGroupResources($acl_group_id, $ret = array())
         return;
     }
 
-    $query = 'DELETE '
-        . 'FROM acl_res_group_relations '
-        . 'JOIN acl_resources ar ON acl_res_group_relations.acl_res_id = ar.acl_res_id '
-        . 'AND acl_res_group_relations.acl_group_id = ' . $acl_group_id . ' '
+    $query = 'DELETE argr'
+        . 'FROM acl_res_group_relations argr'
+        . 'JOIN acl_resources ar ON argr.acl_res_id = ar.acl_res_id '
+        . 'WHERE argr.acl_group_id = ' . $acl_group_id . ' '
         . 'AND ar.locked = 0 ';
     $pearDB->query($query);
     if (isset($_POST["resourceAccess"])) {