diff --git a/.github/workflows/unit-test.yml b/.github/workflows/unit-test.yml
index a01471f9..16d3ad52 100644
--- a/.github/workflows/unit-test.yml
+++ b/.github/workflows/unit-test.yml
@@ -10,7 +10,7 @@ jobs:
         python-version: ["3.11"]
     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: ["3.11"]
     steps:
     - name: Checkout repository
-      uses: actions/checkout@v3
+      uses: actions/checkout@v4
       with:
         fetch-depth: 2
     - name: Set up Python ${{ matrix.python-version }}
@@ -50,7 +50,7 @@ jobs:
         python-version: ["3.11"]
     steps:
     - name: Checkout repository
-      uses: actions/checkout@v3
+      uses: actions/checkout@v4
       with:
         fetch-depth: 2
     - name: Set up Python ${{ matrix.python-version }}
@@ -75,7 +75,7 @@ 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:
diff --git a/.github/workflows/upload-asset.yml b/.github/workflows/upload-asset.yml
index d273ca1f..ee3d1b37 100644
--- a/.github/workflows/upload-asset.yml
+++ b/.github/workflows/upload-asset.yml
@@ -7,7 +7,7 @@ jobs:
     name: Build and upload wheel as asset
     runs-on: ubuntu-latest
     steps:
-    - uses: actions/checkout@v3
+    - uses: actions/checkout@v4
       with:
         fetch-depth: 0
     - name: Set up Python 3.11