diff --git a/.github/workflows/gh-pages.yml b/.github/workflows/gh-pages.yml
index c4eff984b2..bed674efea 100644
--- a/.github/workflows/gh-pages.yml
+++ b/.github/workflows/gh-pages.yml
@@ -51,7 +51,7 @@ jobs:
         run: make html
 
       - name: GitHub Pages [main]
-        uses: peaceiris/actions-gh-pages@v3.9.3
+        uses: peaceiris/actions-gh-pages@v4.0.0
         if: ${{ github.ref == 'refs/heads/main' }}
         with:
           github_token: ${{ secrets.GITHUB_TOKEN }}
@@ -64,7 +64,7 @@ jobs:
           user_email: 'github-actions[bot]@users.noreply.github.com'
 
       - name: GitHub Pages [PR]
-        uses: peaceiris/actions-gh-pages@v3.9.3
+        uses: peaceiris/actions-gh-pages@v4.0.0
         if: ${{ github.event.pull_request && github.event.action != 'closed' }}
         with:
           github_token: ${{ secrets.GITHUB_TOKEN }}
@@ -88,7 +88,7 @@ jobs:
 
       - name: Publish release
         if: startsWith(github.ref, 'refs/heads/release')
-        uses: peaceiris/actions-gh-pages@v3.9.3
+        uses: peaceiris/actions-gh-pages@v4.0.0
         with:
           github_token: ${{ secrets.GITHUB_TOKEN }}
           destination_dir : next_release
@@ -104,7 +104,7 @@ jobs:
 
       - name: Publish tag
         if: startsWith(github.ref, 'refs/tags/')
-        uses: peaceiris/actions-gh-pages@v3.9.3
+        uses: peaceiris/actions-gh-pages@v4.0.0
         with:
           github_token: ${{ secrets.GITHUB_TOKEN }}
           destination_dir : ${{ steps.capture_tag.outputs.tag_number }}