diff --git a/.github/workflows/pr-format.yml b/.github/workflows/pr-format.yml
index 2e9dd92da8..1fe086e38b 100644
--- a/.github/workflows/pr-format.yml
+++ b/.github/workflows/pr-format.yml
@@ -19,6 +19,12 @@ jobs:
   pr-format:
     runs-on: ubuntu-latest
     steps:
+      - name: Generate a token
+        id: generate_token
+        uses: actions/create-github-app-token@c1a285145b9d317df6ced56c09f525b5c2b6f755 # v1.11.1
+        with:
+          app-id: ${{ secrets.PROJECT_AUTOMATION_APP_ID }}
+          private-key: ${{ secrets.PROJECT_AUTOMATION_PRIVATE_KEY }}
       - uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683 # v4.2.2
         if: github.event_name != 'pull_request' || github.event.action != 'closed'
         with:
@@ -26,6 +32,7 @@ jobs:
           # submodule: 'recursive'
           fetch-depth: 0
           ref: ${{ github.event.pull_request.head.sha }}
+          token: ${{steps.generate_token.outputs.token}}
       - name: Get uv version
         id: get_uv_version
         if: github.event_name != 'pull_request' || github.event.action != 'closed'
@@ -48,7 +55,7 @@ jobs:
       - uses: dev-hato/actions-diff-pr-management@cc201e3df74a342983025c4e97b7216b4e77f9f1 # v2.0.0
         if: success() || failure()
         with:
-          github-token: ${{secrets.GITHUB_TOKEN}}
+          github-token: ${{steps.generate_token.outputs.token}}
           branch-name-prefix: fix-format
           pr-title-prefix: formatが間違ってたので直してあげたよ！
 concurrency: