diff --git a/phpgwapi/inc/class.preferences.inc.php b/phpgwapi/inc/class.preferences.inc.php
index 0546e0cfc0..a33e39d6a0 100644
--- a/phpgwapi/inc/class.preferences.inc.php
+++ b/phpgwapi/inc/class.preferences.inc.php
@@ -727,6 +727,11 @@
 			return $prefs_email_address;
 		}
 
+		function sub_default_address($account_id='')
+		{
+			return $this->email_address($account_id);
+		}
+
 		/*!
 		@function create_email_preferences
 		@abstract create email preferences