diff --git a/app/services/notification/push_notification_service.rb b/app/services/notification/push_notification_service.rb
index 285ad1bc8..2f2bb11e3 100644
--- a/app/services/notification/push_notification_service.rb
+++ b/app/services/notification/push_notification_service.rb
@@ -33,7 +33,7 @@ class Notification::PushNotificationService
   def push_message
     {
       title: notification.push_message_title,
-      tag: "#{notification.notification_type}_#{conversation.display_id}",
+      tag: "#{notification.notification_type}_#{conversation.display_id}_#{notification.id}",
       url: push_url
     }
   end