diff --git a/.github/workflows/newidf.yml b/.github/workflows/newidf.yml
index 7a7dc668..5db51e24 100644
--- a/.github/workflows/newidf.yml
+++ b/.github/workflows/newidf.yml
@@ -1,7 +1,8 @@
 name: new_idf
 on:
   workflow_dispatch:
-  pull_request:
+  schedule:
+    - cron:  '0 0 * * 0'
 
 jobs:
   build: