diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 944709f..328213d 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -35,6 +35,9 @@ concurrency:
   group: ${{ github.workflow }}-${{ github.ref }}
   cancel-in-progress: true
 
+permissions:
+  contents: read
+
 jobs:
   lint:
     name: Lint