diff --git a/.github/workflows/docker-image.yml b/.github/workflows/docker-image.yml
index 5512629..9dca699 100644
--- a/.github/workflows/docker-image.yml
+++ b/.github/workflows/docker-image.yml
@@ -4,7 +4,7 @@ on:
   push:
     branches: [ "main" ]
   schedule:
-    - cron: '30 4 * * 0,2,4'
+    - cron: '30 4 5,15,25 * *'
 
 jobs: