diff --git a/.github/workflows/codecov.yaml b/.github/workflows/codecov.yaml
index 9a97526..c0cb783 100644
--- a/.github/workflows/codecov.yaml
+++ b/.github/workflows/codecov.yaml
@@ -15,6 +15,6 @@ jobs:
     runs-on: ubuntu-latest
 
     steps:
-    - uses: actions/checkout@v3    
+    - uses: actions/checkout@v4    
     - name: Upload coverage reports to Codecov
       uses: codecov/codecov-action@v3
diff --git a/.github/workflows/python-app.yml b/.github/workflows/python-app.yml
index 77d6614..7c6282d 100644
--- a/.github/workflows/python-app.yml
+++ b/.github/workflows/python-app.yml
@@ -15,7 +15,7 @@ jobs:
     runs-on: ubuntu-latest
 
     steps:
-    - uses: actions/checkout@v3
+    - uses: actions/checkout@v4
     - name: Set up Python 3.11
       uses: actions/setup-python@v4
       with:
diff --git a/.github/workflows/static.yml b/.github/workflows/static.yml
index b82e18e..2cf18e3 100644
--- a/.github/workflows/static.yml
+++ b/.github/workflows/static.yml
@@ -29,7 +29,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
       - name: Setup Pages
         uses: actions/configure-pages@v3
       - name: Upload artifact