diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 34ec96510..1a4acf6f0 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -6,6 +6,9 @@ on:
   pull_request: ~
   workflow_dispatch: ~
 
+permissions:
+  contents: read
+
 jobs:
   # build checks that the app can build and runs tests on the latest node version
   build:
@@ -82,6 +85,8 @@ jobs:
   docs:
     if: github.ref == 'refs/heads/master'
     runs-on: ubuntu-latest
+    permissions:
+      contents: write # peaceiris/actions-gh-pages pushes to gh-pages
     steps:
       - uses: actions/checkout@v7
         with: