diff --git a/.github/workflows/sphinx.yml b/.github/workflows/sphinx.yml
index a96f094..b8b1ab8 100644
--- a/.github/workflows/sphinx.yml
+++ b/.github/workflows/sphinx.yml
@@ -8,11 +8,11 @@ jobs:
     permissions:
       contents: write
     steps:
-    - uses: actions/checkout@11d5960a326750d5838078e36cf38b85af677262 # v4.4.0
+    - uses: actions/checkout@3d3c42e5aac5ba805825da76410c181273ba90b1 # v7.0.1
       with:
         persist-credentials: false
     - name: Set up Python
-      uses: actions/setup-python@7f4fc3e22c37d6ff65e88745f38bd3157c663f7c # v4.9.1
+      uses: actions/setup-python@5fda3b95a4ea91299a34e894583c3862153e4b97 # v7.0.0
       with:
         python-version: '3.9'  # Replace with your Python version
     - name: Install dependencies
@@ -24,12 +24,12 @@ jobs:
       working-directory: doc/
       run: make html
     - name: Upload artifacts
-      uses: actions/upload-artifact@ea165f8d65b6e75b540449e92b4886f43607fa02 # v4.6.2
+      uses: actions/upload-artifact@043fb46d1a93c77aae656e7c1c64a875d1fc6a0a # v7.0.1
       with:
         name: html-docs
         path: doc/build/html/
     - name: Deploy
-      uses: peaceiris/actions-gh-pages@373f7f263a76c20808c831209c920827a82a2847 # v3.9.3
+      uses: peaceiris/actions-gh-pages@84c30a85c19949d7eee79c4ff27748b70285e453 # v4.1.0
       if: github.ref == 'refs/heads/main'
       with:
         github_token: ${{ secrets.GITHUB_TOKEN }}