diff --git a/.github/workflows/examples.yml b/.github/workflows/examples.yml
index 1910d55..5c0b1f4 100644
--- a/.github/workflows/examples.yml
+++ b/.github/workflows/examples.yml
@@ -10,7 +10,7 @@ jobs:
     runs-on: ubuntu-latest
 
     steps:
-    - uses: actions/checkout@v2
+    - uses: actions/checkout@v4
 
     - name: Set up Python 3.8
       uses: actions/setup-python@v2
diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index 6b4e333..b8f5507 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -14,7 +14,7 @@ jobs:
 
     steps:
 
-    - uses: actions/checkout@v2
+    - uses: actions/checkout@v4
 
     - name: Set up Python ${{ matrix.python-version }}
       uses: actions/setup-python@v2
diff --git a/.github/workflows/tests.yml b/.github/workflows/tests.yml
index 0bb2b28..dc37c77 100644
--- a/.github/workflows/tests.yml
+++ b/.github/workflows/tests.yml
@@ -17,7 +17,7 @@ jobs:
     runs-on: ubuntu-latest
 
     steps:
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v4
 
       - name: Set up Python 3.8
         uses: actions/setup-python@v2
@@ -44,7 +44,7 @@ jobs:
 
     steps:
 
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v4
 
       - name: Set up Python ${{ matrix.python-version }}
         uses: actions/setup-python@v2