diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index da511377..e46a06d4 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -2,6 +2,9 @@ name: babel-loader
 
 on: [push, pull_request]
 
+permissions:
+  contents: read #  to fetch code (actions/checkout)
+
 jobs:
   lint:
     name: lint