diff --git a/classes/Queue_item.php b/classes/Queue_item.php
index 74e17ee0fd..964013f2c8 100644
--- a/classes/Queue_item.php
+++ b/classes/Queue_item.php
@@ -19,4 +19,6 @@ class Queue_item extends DB_DataObject
 
     /* the code above is auto generated do not remove the tag below */
     ###END_AUTOCODE
+	
+    function sequenceKey() { return array(false, false); }
 }