diff --git a/core/attributedef.class.inc.php b/core/attributedef.class.inc.php
index fece3cdce..aa436ab5c 100644
--- a/core/attributedef.class.inc.php
+++ b/core/attributedef.class.inc.php
@@ -335,6 +335,7 @@ class AttributeLinkedSetIndirect extends AttributeLinkedSet
 		return array_merge(parent::ListExpectedParams(), array("ext_key_to_remote"));
 	}
 	public function GetExtKeyToRemote() { return $this->Get('ext_key_to_remote'); }
+	public function GetEditClass() {return "LinkedSet";}
 }
 
 /**