diff --git a/services/tasks/src/queues/alert-notify.js b/services/tasks/src/queues/alert-notify.js
index 7646f51..5c68d9e 100644
--- a/services/tasks/src/queues/alert-notify.js
+++ b/services/tasks/src/queues/alert-notify.js
@@ -263,7 +263,7 @@ module.exports = async function () {
       await setNotificationSent(alertingId, sentOnce)
     },
     {
-      dedupOptions: { enabled: false },
+      dedupOptions: { enabled: true },
     }
   )
 }