diff --git a/victoria-metrics/alerts.yml b/victoria-metrics/alerts.yml
index d793350..807870b 100644
--- a/victoria-metrics/alerts.yml
+++ b/victoria-metrics/alerts.yml
@@ -172,9 +172,13 @@ groups:
   rules:
   - alert: Celery tasks failed
     expr: >-
-      flower_events_total{job="paperless-ngx", type="task-failed"} > 0
+      max_over_time(
+        increase(
+          flower_events_total{job="paperless-ngx", type="task-failed"}
+        )[24h]
+      ) > 0
     annotations:
-      summary: One or more Celery tasks have failed
+      summary: Paperless-ngx Celery task failed
       description: >-
         Failing Celery tasks may indicate a problem with the Paperless-ngx
         deployment and can result in data loss.  Check the Paperless-ngx logs