diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 5ecdbe8..d42d8a3 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -31,7 +31,7 @@ jobs:
         ports:
           - 6379:6379
     steps:
-      - uses: actions/checkout@v3.5.3
+      - uses: actions/checkout@v4.0.0
       - name: Set up Python ${{ matrix.python-version }}
         uses: actions/setup-python@v4
         with:
@@ -79,7 +79,7 @@ jobs:
           - 6379:6379
     steps:
       - name: Check out Git repository
-        uses: actions/checkout@v3.5.3
+        uses: actions/checkout@v4.0.0
       - name: Set up Python ${{ matrix.python-version }}
         uses: actions/setup-python@v4
         with:
@@ -104,7 +104,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Check out Git repository
-        uses: actions/checkout@v3.5.3
+        uses: actions/checkout@v4.0.0
       - name: Set up Python ${{ matrix.python-version }}
         uses: actions/setup-python@v4
         with:
@@ -129,7 +129,7 @@ jobs:
         language: [ 'python' ]
     steps:
       - name: Checkout repository
-        uses: actions/checkout@v3.5.3
+        uses: actions/checkout@v4.0.0
       - name: Initialize CodeQL
         uses: github/codeql-action/init@v2
         with:
diff --git a/.github/workflows/docs.yml b/.github/workflows/docs.yml
index 3cfcecc..4e6a1f5 100644
--- a/.github/workflows/docs.yml
+++ b/.github/workflows/docs.yml
@@ -7,7 +7,7 @@ jobs:
   sphinx-build:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v3.5.3
+      - uses: actions/checkout@v4.0.0
       - name: Install Python
         uses: actions/setup-python@v4
         with:
diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index 475de1a..a6bda34 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -6,7 +6,7 @@ jobs:
   release:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v3.5.3
+      - uses: actions/checkout@v4.0.0
       - name: Set up Python 3.10
         uses: actions/setup-python@v4
         with: