diff --git a/.github/workflows/dependency-review.yml b/.github/workflows/dependency-review.yml
index 21558e1fa..6ea633951 100644
--- a/.github/workflows/dependency-review.yml
+++ b/.github/workflows/dependency-review.yml
@@ -9,6 +9,6 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout repository
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
       - name: 'Dependency Review'
         uses: actions/dependency-review-action@v3
diff --git a/.github/workflows/publish-to-pypi.yml b/.github/workflows/publish-to-pypi.yml
index ce368c326..3172b3576 100644
--- a/.github/workflows/publish-to-pypi.yml
+++ b/.github/workflows/publish-to-pypi.yml
@@ -7,7 +7,7 @@ jobs:
     name: Build and publish to PyPI
     runs-on: ubuntu-latest
     steps:
-    - uses: actions/checkout@v3
+    - uses: actions/checkout@v4
       with:
         fetch-depth: 0
     - name: Set up Python 3.8
diff --git a/.github/workflows/publish-to-test-pypi.yml b/.github/workflows/publish-to-test-pypi.yml
index 2ad1e4646..4947f1663 100644
--- a/.github/workflows/publish-to-test-pypi.yml
+++ b/.github/workflows/publish-to-test-pypi.yml
@@ -7,7 +7,7 @@ jobs:
     name: Build and publish to Test PyPI
     runs-on: ubuntu-latest
     steps:
-    - uses: actions/checkout@v3
+    - uses: actions/checkout@v4
       with:
         fetch-depth: 0
     - name: Set up Python 3.8
diff --git a/.github/workflows/pythonpackage.yml b/.github/workflows/pythonpackage.yml
index 2d58f04fa..b73360f52 100644
--- a/.github/workflows/pythonpackage.yml
+++ b/.github/workflows/pythonpackage.yml
@@ -10,7 +10,7 @@ jobs:
         python-version: [3.8]
     steps:
     - name: Checkout repository
-      uses: actions/checkout@v3
+      uses: actions/checkout@v4
     - name: Set up Python ${{ matrix.python-version }}
       uses: actions/setup-python@v4
       with:
@@ -29,7 +29,7 @@ jobs:
         python-version: [3.8]
     steps:
     - name: Checkout repository
-      uses: actions/checkout@v3
+      uses: actions/checkout@v4
       with:
         fetch-depth: 2
     - name: Set up Python ${{ matrix.python-version }}
@@ -54,7 +54,7 @@ jobs:
     name: ${{ matrix.os }} (${{ matrix.python-version[0] }})
     steps:
     - name: Checkout repository
-      uses: actions/checkout@v3
+      uses: actions/checkout@v4
     - name: Set up Python ${{ matrix.python-version[0] }}
       uses: actions/setup-python@v4
       with: