diff --git a/.github/workflows/windows-build.yml b/.github/workflows/windows-build.yml
index 080a61260..305c8db21 100644
--- a/.github/workflows/windows-build.yml
+++ b/.github/workflows/windows-build.yml
@@ -610,9 +610,11 @@ jobs:
       - name: Commit and push to gh-pages
         run: |
           cd gh-pages
+          # Disable Jekyll so GitHub Pages serves index.html as-is
+          touch .nojekyll
           git config user.name "github-actions[bot]"
           git config user.email "github-actions[bot]@users.noreply.github.com"
-          git add index.html
+          git add .nojekyll index.html
           git diff --staged --quiet \
             || git commit -m "nightly: build #${{ github.run_number }} (${{ github.sha }})"
           git push origin gh-pages