diff --git a/app/js/lib/push_worker.js b/app/js/lib/push_worker.js
index 74b28112..e59b3356 100644
--- a/app/js/lib/push_worker.js
+++ b/app/js/lib/push_worker.js
@@ -65,7 +65,7 @@ self.addEventListener('push', function(event) {
   var closePromise = notificationPromise.catch(function () {
     console.log('[SW] Closing all notifications on push')
     if (userInvisibleSupported) {
-      return closeAllNotifications
+      return closeAllNotifications()
     }
     var promise = self.registration.showNotification('Telegram').then(function () {
       // return closeAllNotifications()