diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 0b426a9..3d3ea11 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -6,6 +6,11 @@ on:
   pull_request:
     branches: [ master ]
 
+permissions:
+  contents: read
+  checks: write
+  pull-requests: write
+
 concurrency:
   group: ${{ github.workflow }}-${{ github.ref }}
   cancel-in-progress: true