diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 4bc419b..8bd9975 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -32,7 +32,7 @@ jobs:
           cache: gradle
 
       - name: Validate Gradle Wrapper
-        uses: gradle/actions/wrapper-validation@748248ddd2a24f49513d8f472f81c3a07d4d50e1
+        uses: gradle/actions/wrapper-validation@39e147cb9de83bb9910b8ef8bd7fff0ee20fcd6f
 
       - name: Release Build
         env:
@@ -140,7 +140,7 @@ jobs:
           cache: gradle
 
       - name: Validate Gradle Wrapper
-        uses: gradle/actions/wrapper-validation@748248ddd2a24f49513d8f472f81c3a07d4d50e1
+        uses: gradle/actions/wrapper-validation@39e147cb9de83bb9910b8ef8bd7fff0ee20fcd6f
 
       - name: Build (no artifact upload)
         env:
diff --git a/.github/workflows/jekyll-gh-pages.yml b/.github/workflows/jekyll-gh-pages.yml
index b7ebe88..8d06db1 100644
--- a/.github/workflows/jekyll-gh-pages.yml
+++ b/.github/workflows/jekyll-gh-pages.yml
@@ -39,7 +39,7 @@ jobs:
         run: 'echo "source_revision: ${GITHUB_SHA}" >> _doc/_config.yml'
 
       - name: Setup Pages
-        uses: actions/configure-pages@983d7736d9b0ae728b81ab479565c72886d7745b
+        uses: actions/configure-pages@45bfe0192ca1faeb007ade9deae92b16b8254a0d
 
       - name: Build with Jekyll
         uses: actions/jekyll-build-pages@44a6e6beabd48582f863aeeb6cb2151cc1716697
@@ -48,7 +48,7 @@ jobs:
           destination: ./_site
 
       - name: Upload artifact
-        uses: actions/upload-pages-artifact@56afc609e74202658d3ffba0e8f6dda462b719fa
+        uses: actions/upload-pages-artifact@7b1f4a764d45c48632c6b24a0339c27f5614fb0b
 
   # Deployment job
   deploy:
@@ -60,4 +60,4 @@ jobs:
     steps:
       - name: Deploy to GitHub Pages
         id: deployment
-        uses: actions/deploy-pages@d6db90164ac5ed86f2b6aed7e0febac5b3c0c03e
+        uses: actions/deploy-pages@cd2ce8fcbc39b97be8ca5fce6e763baed58fa128