diff --git a/.github/workflows/cd.yml b/.github/workflows/cd.yml
index 30ada31..f219f6c 100644
--- a/.github/workflows/cd.yml
+++ b/.github/workflows/cd.yml
@@ -31,7 +31,7 @@ jobs:
             architecture: "arm64"
       fail-fast: false
     steps:
-    - uses: actions/checkout@v6
+    - uses: actions/checkout@v7
     - name: Set up Python
       if: ${{ matrix.python-version == '3.x' || matrix.python-version == '3.4' }}
       uses: actions/setup-python@v6
diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 71bf4bd..24a5d74 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -14,7 +14,7 @@ jobs:
 
     runs-on: ubuntu-latest
     steps:
-    - uses: actions/checkout@v6
+    - uses: actions/checkout@v7
     - name: Install dependencies
       run: |
         python3 -m pip install --upgrade pip
@@ -28,7 +28,7 @@ jobs:
 
     runs-on: ubuntu-latest
     steps:
-    - uses: actions/checkout@v6
+    - uses: actions/checkout@v7
     - name: Install dependencies
       run: |
         python3 -m pip install --upgrade pip
@@ -46,7 +46,7 @@ jobs:
         os: [ubuntu-22.04, ubuntu-24.04, ubuntu-26.04, ubuntu-22.04-arm, ubuntu-24.04-arm, ubuntu-26.04-arm]
       fail-fast: false
     steps:
-    - uses: actions/checkout@v6
+    - uses: actions/checkout@v7
     - name: Script
       run: |
         set -x
@@ -68,7 +68,7 @@ jobs:
         container: ["ubuntu:14.04", "ubuntu:16.04", "ubuntu:18.04", "ubuntu:20.04", "alpine:3.8", "alpine:3.12", "alpine:3.16", "alpine:3.20", "alpine:3.24"]
       fail-fast: false
     steps:
-    # - uses: actions/checkout@v6
+    # - uses: actions/checkout@v7
     - name: Install
       if: ${{ startsWith(matrix.container, 'ubuntu:') }}
       run: |
@@ -102,7 +102,7 @@ jobs:
         os: [macos-15-intel, macos-latest]
       fail-fast: false
     steps:
-    - uses: actions/checkout@v6
+    - uses: actions/checkout@v7
     - name: Install dependencies
       run: |
         # python3 -m pip install --upgrade pip
@@ -130,7 +130,7 @@ jobs:
         os: [windows-2022, windows-latest, windows-11-arm]
       fail-fast: false
     steps:
-    - uses: actions/checkout@v6
+    - uses: actions/checkout@v7
     - name: Install dependencies
       run: |
         python -m pip install --upgrade pip
@@ -170,7 +170,7 @@ jobs:
             python-version: "3.7"
       fail-fast: false
     steps:
-    - uses: actions/checkout@v6
+    - uses: actions/checkout@v7
     - name: Set up Python ${{ matrix.python-version }}
       uses: actions/setup-python@v6
       with: