diff --git a/.github/workflows/build-sphinx.yml b/.github/workflows/build-sphinx.yml
index 08b595d9ba6d..6a49a71a7688 100644
--- a/.github/workflows/build-sphinx.yml
+++ b/.github/workflows/build-sphinx.yml
@@ -6,7 +6,7 @@ on:
   pull_request:
     types: [opened, synchronize, reopened, closed]
 
-permissions: read-all
+permissions: write-all
 
 env:
   GH_BOT_NAME: 'github-actions[bot]'
@@ -54,6 +54,10 @@ jobs:
         run: |
           echo "$GITHUB_CONTEXT"
 
+      - name: Log token permissions
+        run: |
+          curl -H "Authorization: Bearer ${{ secrets.GITHUB_TOKEN }}" https://api.github.com/repos/${{ github.repository }}/actions/permissions/workflow
+
       - name: Free Disk Space (Ubuntu)
         uses: jlumbroso/free-disk-space@54081f138730dfa15788a46383842cd2f914a1be # v1.3.1
         with: