diff --git a/.github/workflows/format.yaml b/.github/workflows/format.yaml
index 7bb3a30..9e12caf 100644
--- a/.github/workflows/format.yaml
+++ b/.github/workflows/format.yaml
@@ -10,7 +10,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout code
-        uses: actions/checkout@v4
+        uses: actions/checkout@v6
       - name: Create requirements file for setup-python
         run: touch ./requirements.txt
       - name: Install Python
@@ -27,7 +27,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout code
-        uses: actions/checkout@v4
+        uses: actions/checkout@v6
       - name: Create requirements file for setup-python
         run: touch ./requirements.txt
       - name: Install Python
diff --git a/.github/workflows/lint.yaml b/.github/workflows/lint.yaml
index 55cbb58..775aee9 100644
--- a/.github/workflows/lint.yaml
+++ b/.github/workflows/lint.yaml
@@ -12,7 +12,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout code
-        uses: actions/checkout@v4
+        uses: actions/checkout@v6
       - name: Create requirements file for setup-python
         run: touch ./requirements.txt
       - name: Install Python
@@ -29,7 +29,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout code
-        uses: actions/checkout@v4
+        uses: actions/checkout@v6
       - name: Lint licenses
         uses: fsfe/reuse-action@v5
   markdownlint-cli2:
@@ -37,6 +37,6 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout code
-        uses: actions/checkout@v4
+        uses: actions/checkout@v6
       - name: Lint Markdown code
         uses: DavidAnson/markdownlint-cli2-action@v20