diff --git a/.github/workflows/sync.yml b/.github/workflows/sync.yml
index 0b7e581..7e64706 100644
--- a/.github/workflows/sync.yml
+++ b/.github/workflows/sync.yml
@@ -2,9 +2,13 @@ name: Sync Fork
 
 on:
   schedule:
-    - cron: '0 3 * * *'   # once daily at 03:00 UTC
+    - cron: '0 3 * * *'
   workflow_dispatch:
 
+permissions:
+  contents: write
+  pull-requests: write
+
 jobs:
   sync:
     runs-on: ubuntu-latest