diff --git a/.github/workflows/broken-links-crawler.yml b/.github/workflows/broken-links-crawler.yml
index 361b6d0d..e52c873c 100644
--- a/.github/workflows/broken-links-crawler.yml
+++ b/.github/workflows/broken-links-crawler.yml
@@ -10,7 +10,7 @@ jobs:
   linkChecker:
     runs-on: ubuntu-latest
     steps:
-    - uses: actions/checkout@v3
+    - uses: actions/checkout@v4
     - name: Link Checker
       id: lc
       uses: peter-evans/link-checker@v1
diff --git a/.github/workflows/codeql-analysis.yml b/.github/workflows/codeql-analysis.yml
index e3002a87..656c9afc 100644
--- a/.github/workflows/codeql-analysis.yml
+++ b/.github/workflows/codeql-analysis.yml
@@ -14,7 +14,7 @@ jobs:
 
     steps:
     - name: Checkout repository
-      uses: actions/checkout@v3
+      uses: actions/checkout@v4
       with:
         # We must fetch at least the immediate parents so that if this is
         # a pull request then we can checkout the head.
diff --git a/.github/workflows/run-tests.yml b/.github/workflows/run-tests.yml
index f11eb294..ea06296a 100644
--- a/.github/workflows/run-tests.yml
+++ b/.github/workflows/run-tests.yml
@@ -16,7 +16,7 @@ jobs:
       matrix:
         python-version: [ 3.7, 3.8, 3.9, '3.10', '3.11' ]
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
       - name: Set up Python ${{ matrix.python-version }}
         uses: actions/setup-python@v4.7.0
         with:
@@ -51,7 +51,7 @@ jobs:
           - os: ubuntu-latest
             set_display: export DISPLAY=:99; Xvfb :99 -screen 0 1024x768x24 -ac -noreset & sleep 3
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
       - name: Set up Python ${{ matrix.python-version }}
         uses: actions/setup-python@v4.7.0
         with:
@@ -90,7 +90,7 @@ jobs:
       matrix:
         python-version: [ 3.7, 3.8, 3.9, '3.10', '3.11' ]
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
       - name: Set up Python ${{ matrix.python-version }}
         uses: actions/setup-python@v4.7.0
         with:
@@ -120,7 +120,7 @@ jobs:
         needs: [run-tests-chrome, run-tests-edge]
         runs-on: ubuntu-latest
         steps:
-        - uses: actions/checkout@v3
+        - uses: actions/checkout@v4
         - name: Download reportsChrome
           uses: actions/download-artifact@v3
           with:
diff --git a/.github/workflows/update-pypi.yml b/.github/workflows/update-pypi.yml
index 13fb6303..024e5652 100644
--- a/.github/workflows/update-pypi.yml
+++ b/.github/workflows/update-pypi.yml
@@ -11,7 +11,7 @@ jobs:
     name: Build and publish Python 🐍 distributions 📦 to PyPI
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
       - name: Set up Python 3.8
         uses: actions/setup-python@v4.7.0
         with: