diff --git a/phpgwapi/inc/class.acl.inc.php b/phpgwapi/inc/class.acl.inc.php
index 477825e33a..dc1d731281 100644
--- a/phpgwapi/inc/class.acl.inc.php
+++ b/phpgwapi/inc/class.acl.inc.php
@@ -133,7 +133,7 @@ class acl
 		{
 			$this->acl();
 		}
-		if ($no_groups === true)
+		if ($no_groups === true || !$this->account_id)
 		{
 			$acl_acc_list = $this->account_id;
 		}