diff --git a/.github/workflows/deploy.yml b/.github/workflows/deploy.yml
index 8494f3833f..cfe4af1feb 100644
--- a/.github/workflows/deploy.yml
+++ b/.github/workflows/deploy.yml
@@ -63,7 +63,7 @@ jobs:
           private_key: ${{ secrets.APP_PRIVATE_KEY }}
 
       - name: Deploy
-        uses: peaceiris/actions-gh-pages@v3
+        uses: peaceiris/actions-gh-pages@v4
         with:
           # Use a personal token configured as a repository-specific secret
           personal_token: ${{ steps.generate-token.outputs.token }}
diff --git a/.github/workflows/deploy_pr_preview.yml b/.github/workflows/deploy_pr_preview.yml
index 49143d2ce7..8de352d305 100644
--- a/.github/workflows/deploy_pr_preview.yml
+++ b/.github/workflows/deploy_pr_preview.yml
@@ -52,7 +52,7 @@ jobs:
           echo "pr_number=$PR_NUMBER" >> "$GITHUB_OUTPUT"
 
       - name: Deploy Pull Request preview
-        uses: peaceiris/actions-gh-pages@v3
+        uses: peaceiris/actions-gh-pages@v4
         with:
           # Use GITHUB_TOKEN allowing to write to local repository
           github_token: ${{ secrets.GITHUB_TOKEN }}