diff --git a/.gitea/workflows/monitor.yml b/.gitea/workflows/monitor.yml
index 2515383..37e8a97 100644
--- a/.gitea/workflows/monitor.yml
+++ b/.gitea/workflows/monitor.yml
@@ -1,9 +1,8 @@
-
 name: CET Monitor
 
 on:
   schedule:
-    - cron: "17 * * * *"
+    - cron: '*/30 6-18 * * *'
 
   workflow_dispatch:
     inputs: