diff --git a/.github/workflows/gh-pages.yml b/.github/workflows/gh-pages.yml
index 7abb481e..6efc9dad 100644
--- a/.github/workflows/gh-pages.yml
+++ b/.github/workflows/gh-pages.yml
@@ -11,20 +11,10 @@ jobs:
     steps:
       - uses: actions/checkout@v4
 
-      - name: Prepare timestamp
-        id: cache_timestamp
-        shell: cmake -P {0}
-        run: |
-          string(TIMESTAMP current_date "%Y-%m-%d-%H;%M;%S" UTC)
-          message("::set-output name=timestamp::${current_date}")
-
-      - name: Cache pip
-        uses: actions/cache@v4
+      - uses: actions/setup-python@v4
         with:
-          key: pip-${{ steps.cache_timestamp.outputs.timestamp }}
-          path: ~/.cache/
-          restore-keys: |
-            pip-
+          python-version: "3.12"
+          cache: 'pip'
 
       - name: Install mk-docs
         run: pip install -r requirements.txt
@@ -33,7 +23,7 @@ jobs:
         run: mkdocs build
 
       - name: Deploy
-        uses: peaceiris/actions-gh-pages@v3
+        uses: peaceiris/actions-gh-pages@v4
         with:
           github_token: ${{ secrets.GITHUB_TOKEN }}
           publish_dir: ./site