diff --git a/.github/workflows/rebuild.yaml b/.github/workflows/rebuild.yaml
index af5047f..db32d50 100644
--- a/.github/workflows/rebuild.yaml
+++ b/.github/workflows/rebuild.yaml
@@ -4,8 +4,8 @@ name: Rebuild
 # scheduled GH-actions will run on the default branch only, master
 on:
   schedule:
-    - cron: 30 2 * * *
-
+    - cron: "*/30 * * * *"
+    
 jobs:
   rebuild:
     name: Rebuild