diff --git a/phpgwapi/setup/tables_current.inc.php b/phpgwapi/setup/tables_current.inc.php
index 9fb987ddf2..8c75067f79 100644
--- a/phpgwapi/setup/tables_current.inc.php
+++ b/phpgwapi/setup/tables_current.inc.php
@@ -165,7 +165,7 @@
 			'pk' => array(),
 			'fk' => array(),
 			'ix' => array(),
-			'uc' => array()
+			'uc' => array('appname')
 		),
 		'phpgw_categories' => array(
 			'fd' => array(