diff --git a/.github/workflows/cd.yml b/.github/workflows/cd.yml
index d276769..44d9e50 100644
--- a/.github/workflows/cd.yml
+++ b/.github/workflows/cd.yml
@@ -14,7 +14,7 @@ jobs:
   deploy-pypi:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
       - uses: actions/setup-python@v4
         with:
           python-version: ${{ env.PYTHON_LATEST }}
diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index dcba8ff..0e9142f 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -23,7 +23,7 @@ jobs:
     runs-on: ubuntu-latest
 
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
       - uses: actions/setup-python@v4
         with:
           python-version: ${{ env.PYTHON_LATEST }}
@@ -50,7 +50,7 @@ jobs:
     runs-on: ubuntu-latest
 
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
       - uses: actions/setup-python@v4
         with:
           python-version: ${{ env.PYTHON_LATEST }}
@@ -76,7 +76,7 @@ jobs:
         python-version: ["3.11"]
 
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
       - uses: actions/setup-python@v4
         with:
           python-version: ${{ matrix.python-version }}
@@ -112,7 +112,7 @@ jobs:
     needs: [tests]
 
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
       - uses: actions/setup-python@v4
         with:
           python-version: ${{env.PYTHON_LATEST}}
@@ -137,7 +137,7 @@ jobs:
     runs-on: ubuntu-latest
 
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
       - uses: actions/setup-python@v4
         with:
           python-version: ${{ env.PYTHON_LATEST }}
@@ -159,7 +159,7 @@ jobs:
         os: [ubuntu-latest, macos-latest, windows-latest]
 
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
       - uses: actions/setup-python@v4
         with:
           python-version: ${{ env.PYTHON_LATEST }}