diff --git a/.github/workflows/doxygen_deploy.yml b/.github/workflows/doxygen_deploy.yml
index a53ac4d..94d7ea5 100644
--- a/.github/workflows/doxygen_deploy.yml
+++ b/.github/workflows/doxygen_deploy.yml
@@ -9,6 +9,8 @@ jobs:
     runs-on: ubuntu-latest
     strategy:
       fail-fast: false
+    permissions:
+      contents: write
     steps:
     - uses: ./.github/workflows/doxygen_build.yml
     - uses: peaceiris/actions-gh-pages@v3