diff --git a/notifications/inc/class.notifications.inc.php b/notifications/inc/class.notifications.inc.php
index 59db29dc83..b9ce011326 100644
--- a/notifications/inc/class.notifications.inc.php
+++ b/notifications/inc/class.notifications.inc.php
@@ -622,10 +622,9 @@ final class notifications {
 	 */
 	public function deleteaccount($settings) {
 		foreach($this->backends as $backend) {
-			$notification_backend = self::_appname.'_'.$backend;
-			$backend_obj = new $notification_backend();
-			if(method_exists($backend_obj, 'deleteaccount')) {
-				$backend_obj->deleteaccount($settings);
+			$backend_hook = array(self::_appname.'_'.$backend,'deleteaccount');
+			if (is_callable($backend_hook)) {
+				call_user_func($backend_hook,$settings);
 			}
 		}
 	}
diff --git a/notifications/inc/class.notifications_popup.inc.php b/notifications/inc/class.notifications_popup.inc.php
index d56ef6d8f2..ca166d6089 100644
--- a/notifications/inc/class.notifications_popup.inc.php
+++ b/notifications/inc/class.notifications_popup.inc.php
@@ -197,8 +197,8 @@ class notifications_popup implements notifications_iface {
 	 *
 	 * @param settings array with keys account_id and new_owner (new_owner is optional)
 	 */
-	public function deleteaccount($settings) {
-		$this->db->delete( self::_notification_table, array(
+	public static function deleteaccount($settings) {
+		$GLOBALS['egw']->db->delete( self::_notification_table, array(
 			'account_id'	=> $settings['account_id']
 		),__LINE__,__FILE__,self::_appname);
 	}