diff --git a/.github/workflows/run-tests.yaml b/.github/workflows/run-tests.yaml
index ef7c643..30d4444 100644
--- a/.github/workflows/run-tests.yaml
+++ b/.github/workflows/run-tests.yaml
@@ -5,6 +5,8 @@ on:
     branches:
       - main
   pull_request:
+permissions:
+  contents: read
 jobs:
   run_tests:
     runs-on: ubuntu-latest