diff --git a/core/dbobjectset.class.php b/core/dbobjectset.class.php
index 91fcf8f51..87b5308d6 100644
--- a/core/dbobjectset.class.php
+++ b/core/dbobjectset.class.php
@@ -714,7 +714,7 @@ class DBObjectSet
 		return $aConst;		
 	}
 	
-	protected function ExpandArgs($aArgs)
+	protected function ExpandArgs()
 	{
 		$aScalarArgs = $this->m_oFilter->GetInternalParams();
 		foreach($this->m_aArgs as $sArgName => $value)