diff --git a/.github/workflows/workflow_ci.yml b/.github/workflows/workflow_ci.yml
index 61911fb5..f62844bb 100644
--- a/.github/workflows/workflow_ci.yml
+++ b/.github/workflows/workflow_ci.yml
@@ -7,7 +7,7 @@ on:
   pull_request: 
   workflow_dispatch:
   schedule:
-    - cron: '*/5 * * * *'
+    - cron: '0 0 1 * *'
 
 jobs:
 
@@ -49,7 +49,7 @@ jobs:
     name: build compute
     runs-on: ubuntu-latest
     needs: [check_workflow, check_src]
-    #if: ${{ needs.check_src.outputs.any_changed == 'true' || needs.check_workflow.outputs.any_changed == 'true' }}
+    if: ${{ needs.check_src.outputs.any_changed == 'true' || needs.check_workflow.outputs.any_changed == 'true' }}
     steps:
       - name: checkout
         uses: actions/checkout@v2