diff --git a/inc/inc.ClassAcl.php b/inc/inc.ClassAcl.php
index 27ff9691e..2ea97a3f8 100644
--- a/inc/inc.ClassAcl.php
+++ b/inc/inc.ClassAcl.php
@@ -296,7 +296,7 @@ class SeedDMS_Aco extends SeedDMS_AroAco{ /* {{{ */
 				if (is_bool($resArr) && $resArr === false)
 					return null;
 				if (count($resArr) == 0) {
-					$queryStr = "INSERT INTO tblAcos (parent, alias) VALUES (".$parentid.",".$db->qstr($part).")";
+					$queryStr = "INSERT INTO tblAcos (parent, alias, model) VALUES (".$parentid.",".$db->qstr($part).", '')";
 					if (!$db->getResult($queryStr))
 						return null;
 					$id = $db->getInsertID();