diff --git a/.github/workflows/atomiccache-test.yml b/.github/workflows/atomiccache-test.yml
index ab6690f..a8d37c9 100644
--- a/.github/workflows/atomiccache-test.yml
+++ b/.github/workflows/atomiccache-test.yml
@@ -1,5 +1,7 @@
 name: Package atomiccache test
 on: [push, pull_request]
+permissions:
+  contents: read
 jobs:
   test:
     strategy: