diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index fe3f358..4a66823 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -3,7 +3,7 @@ name: ci
 on:
   push:
   schedule:
-  - cron: '0 4 * * *'
+  - cron: '7 4 * * 4'  # weekly on thursday morning
 
 jobs:
   build: