diff --git a/.github/workflows/ci.yaml b/.github/workflows/ci.yaml
index 9f2ed85f..84c477ed 100644
--- a/.github/workflows/ci.yaml
+++ b/.github/workflows/ci.yaml
@@ -18,7 +18,7 @@ jobs:
     timeout-minutes: 5
     steps:
     - name: Checkout
-      uses: actions/checkout@v2
+      uses: actions/checkout@v4
     - name: Setup Python
       uses: actions/setup-python@v2
       with:
@@ -56,7 +56,7 @@ jobs:
 
     steps:
     - name: Checkout
-      uses: actions/checkout@v2
+      uses: actions/checkout@v4
     - name: Set up Python ${{ matrix.python-version }}
       uses: actions/setup-python@v2
       with:
@@ -96,7 +96,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
     - name: Checkout
-      uses: actions/checkout@v2.4.0
+      uses: actions/checkout@v4
     - name: Update pip, wheel, setuptools, build, twine
       run: |
         python -m pip install -U pip wheel setuptools build twine
diff --git a/.github/workflows/codeql.yml b/.github/workflows/codeql.yml
index 3225cf70..b27588a1 100644
--- a/.github/workflows/codeql.yml
+++ b/.github/workflows/codeql.yml
@@ -27,7 +27,7 @@ jobs:
 
     steps:
     - name: Checkout repository
-      uses: actions/checkout@v3
+      uses: actions/checkout@v4
 
     # Initializes the CodeQL tools for scanning.
     - name: Initialize CodeQL