diff --git a/.github/workflows/lint-and-fmt.yml b/.github/workflows/lint-and-fmt.yml
index 675620d..6a1bbbf 100644
--- a/.github/workflows/lint-and-fmt.yml
+++ b/.github/workflows/lint-and-fmt.yml
@@ -18,7 +18,7 @@ jobs:
     name: lint and fmt - Python ${{ matrix.python-version }} on ${{ matrix.architecture }}
     steps:
       - name: Checkout
-        uses: actions/checkout@v4
+        uses: actions/checkout@v5
 
       - name: Install prettier
         run: |
diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index 0a348b5..53805dc 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -20,7 +20,7 @@ jobs:
         target: [x86_64, x86, aarch64]
     name: Ubuntu, ${{ matrix.target }}, Python ${{ matrix.python-version }}
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v5
       - uses: actions/setup-python@v6
         with:
           python-version: ${{ matrix.python-version }}
@@ -45,7 +45,7 @@ jobs:
         target: [x64, x86]
     name: Windows, ${{ matrix.target }}, Python ${{ matrix.python-version }}
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v5
       - uses: actions/setup-python@v6
         with:
           python-version: ${{ matrix.python-version }}
@@ -70,7 +70,7 @@ jobs:
         target: [x86_64, aarch64]
     name: macOS, ${{ matrix.target }}, Python ${{ matrix.python-version }}
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v5
       - uses: actions/setup-python@v6
         with:
           python-version: ${{ matrix.python-version }}
@@ -89,7 +89,7 @@ jobs:
   sdist:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v5
       - name: Build sdist
         uses: PyO3/maturin-action@v1
         with:
diff --git a/.github/workflows/unit-test.yml b/.github/workflows/unit-test.yml
index 0c4f8e4..42adcc4 100644
--- a/.github/workflows/unit-test.yml
+++ b/.github/workflows/unit-test.yml
@@ -17,7 +17,7 @@ jobs:
     name: unittest - Python ${{ matrix.python-version }} on ${{ matrix.architecture }}
     steps:
       - name: Checkout
-        uses: actions/checkout@v4
+        uses: actions/checkout@v5
 
       - name: Install maturin
         run: pipx install maturin