diff --git a/.github/workflows/deploy.yml b/.github/workflows/deploy.yml
index 4bad2dddf..cd7439de8 100644
--- a/.github/workflows/deploy.yml
+++ b/.github/workflows/deploy.yml
@@ -8,7 +8,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout repository
-        uses: actions/checkout@v3.6.0
+        uses: actions/checkout@v4.0.0
       - name: Set up Python
         uses: actions/setup-python@v4.7.0
         with:
@@ -31,7 +31,7 @@ jobs:
       contents: write
     steps:
       - name: Checkout repository
-        uses: actions/checkout@v3.6.0
+        uses: actions/checkout@v4.0.0
         with:
           fetch-depth: '0'
       - name: Set up Python
diff --git a/.github/workflows/lint-editor.yml b/.github/workflows/lint-editor.yml
index bb99ee4d7..398a9c9a6 100644
--- a/.github/workflows/lint-editor.yml
+++ b/.github/workflows/lint-editor.yml
@@ -6,7 +6,7 @@ jobs:
   editorconfig-checker:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v3.6.0
+      - uses: actions/checkout@v4.0.0
       - name: editorconfig-checker
         run: |
           docker run --rm \
diff --git a/.github/workflows/lint-markdown.yml b/.github/workflows/lint-markdown.yml
index e0084ea28..b7f998978 100644
--- a/.github/workflows/lint-markdown.yml
+++ b/.github/workflows/lint-markdown.yml
@@ -6,7 +6,7 @@ jobs:
   markdownlint:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v3.6.0
+      - uses: actions/checkout@v4.0.0
       - name: markdownlint
         run: |
           docker run --rm \
diff --git a/.github/workflows/lint-yaml.yml b/.github/workflows/lint-yaml.yml
index b058c825b..06e16dbf4 100644
--- a/.github/workflows/lint-yaml.yml
+++ b/.github/workflows/lint-yaml.yml
@@ -7,7 +7,7 @@ jobs:
     runs-on: ubuntu-latest
 
     steps:
-      - uses: actions/checkout@v3.6.0
+      - uses: actions/checkout@v4.0.0
 
       - name: Run yamllint
         run: |
diff --git a/.github/workflows/metadata-validation.yml b/.github/workflows/metadata-validation.yml
index 139310f0d..c06bd48bf 100644
--- a/.github/workflows/metadata-validation.yml
+++ b/.github/workflows/metadata-validation.yml
@@ -17,7 +17,7 @@ jobs:
     runs-on: ubuntu-latest
     name: Validate metadata.json
     steps:
-      - uses: actions/checkout@v3.6.0
+      - uses: actions/checkout@v4.0.0
       - uses: actions/setup-python@v4.7.0
         with:
           python-version: 3.x