diff --git a/phpgwapi/inc/class.accounts.inc.php b/phpgwapi/inc/class.accounts.inc.php
index 13a3cce5a5..6a9a26661e 100644
--- a/phpgwapi/inc/class.accounts.inc.php
+++ b/phpgwapi/inc/class.accounts.inc.php
@@ -504,7 +504,7 @@ class accounts
 		$GLOBALS['egw']->acl->delete_account($id);
 
 		// delete all categories belonging to that user or group
-		$GLOBALS['egw']->cats->delete_account($id);
+		categories::delete_account($id);
 
 		return true;
 	}