diff --git a/.github/workflows/build.yaml b/.github/workflows/build.yaml
index b3ff9da7..d88fd9d2 100644
--- a/.github/workflows/build.yaml
+++ b/.github/workflows/build.yaml
@@ -6,7 +6,8 @@ on:
 jobs:
   build:
     runs-on: ubuntu-latest
-
+    permissions:
+      contents: read
     steps:
       - name: Checkout code
         uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683 # v4.2.2
diff --git a/.github/workflows/on-pr.yaml b/.github/workflows/on-pr.yaml
index 77fb1775..cd95a673 100644
--- a/.github/workflows/on-pr.yaml
+++ b/.github/workflows/on-pr.yaml
@@ -1,5 +1,6 @@
 name: On Pull Request
-
+permissions:
+  contents: read
 on:
   pull_request:
     types: