diff --git a/.gitea/workflows/docker-build.yml b/.gitea/workflows/docker-build.yml
index e8ed557..159ca26 100644
--- a/.gitea/workflows/docker-build.yml
+++ b/.gitea/workflows/docker-build.yml
@@ -2,7 +2,7 @@ name: Build & Push Synapse Antispam Image
 
 on:
   schedule:
-    - cron: '0 3 * * *'  # täglich 03:00 UTC
+    - cron: '0 * * * *'  # stündlich
   workflow_dispatch:      # manueller Trigger über die Gitea UI
 
 env: