diff --git a/.github/workflows/compatibility-test.yml b/.github/workflows/compatibility-test.yml
index b56248dc1..b558514b1 100644
--- a/.github/workflows/compatibility-test.yml
+++ b/.github/workflows/compatibility-test.yml
@@ -21,6 +21,9 @@ concurrency:
 
 jobs:
   compatibility-test-arm:
+    permissions:
+      contents: read
+      pull-requests: read
     name: ${{ matrix.os-name }} on ARM64
     runs-on: ${{ matrix.os }}
     timeout-minutes: 60