diff --git a/.github/workflows/pre_commit_check.yml b/.github/workflows/pre_commit_check.yml
index 177d10a573..a193112a0f 100644
--- a/.github/workflows/pre_commit_check.yml
+++ b/.github/workflows/pre_commit_check.yml
@@ -4,6 +4,9 @@ on:
   pull_request:
     types: [opened, reopened, synchronize]
 
+permissions:
+  contents: read
+
 jobs:
   pre_commit_check:
     runs-on: ubuntu-latest