diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 5fd02c9..b2f2bf5 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -20,6 +20,11 @@ concurrency:
   group: ${{ github.workflow }}-${{ github.head_ref || github.ref_name }}
   cancel-in-progress: true
 
+permissions:
+  actions: write
+  contents: read
+  pull-requests: read
+
 jobs:
   build-and-test:
     if: "!contains(github.event.head_commit.message, '[skip ci]')"