diff --git a/.github/workflows/check-deps.yml b/.github/workflows/check-deps.yml
index 906e639..7bb886d 100644
--- a/.github/workflows/check-deps.yml
+++ b/.github/workflows/check-deps.yml
@@ -18,7 +18,7 @@ jobs:
   check:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v6
 
       - uses: actions/setup-python@v5
         with:
diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index c59bb07..ac04ad0 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -36,7 +36,7 @@ jobs:
     timeout-minutes: 10
     steps:
       - name: Checkout
-        uses: actions/checkout@v4
+        uses: actions/checkout@v6
 
       - name: Setup Node.js
         uses: actions/setup-node@v4
@@ -62,7 +62,7 @@ jobs:
         node-version: [20, 22]
     steps:
       - name: Checkout
-        uses: actions/checkout@v4
+        uses: actions/checkout@v6
 
       - name: Setup Node.js ${{ matrix.node-version }}
         uses: actions/setup-node@v4
@@ -97,7 +97,7 @@ jobs:
         node-version: [20, 22]
     steps:
       - name: Checkout
-        uses: actions/checkout@v4
+        uses: actions/checkout@v6
 
       - name: Setup Node.js ${{ matrix.node-version }}
         uses: actions/setup-node@v4
diff --git a/.github/workflows/docs-site.yml b/.github/workflows/docs-site.yml
index 5f50fde..f1e5b99 100644
--- a/.github/workflows/docs-site.yml
+++ b/.github/workflows/docs-site.yml
@@ -21,7 +21,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout repository
-        uses: actions/checkout@v4
+        uses: actions/checkout@v6
         with:
           fetch-depth: 0
 
diff --git a/.github/workflows/dod.yml b/.github/workflows/dod.yml
index 0ee9368..62cceb0 100644
--- a/.github/workflows/dod.yml
+++ b/.github/workflows/dod.yml
@@ -34,7 +34,7 @@ jobs:
     timeout-minutes: 15
     steps:
       - name: Checkout
-        uses: actions/checkout@v4
+        uses: actions/checkout@v6
         with:
           fetch-depth: 0
 
diff --git a/.github/workflows/publish-npm.yml b/.github/workflows/publish-npm.yml
index 5e9a45a..33eccf6 100644
--- a/.github/workflows/publish-npm.yml
+++ b/.github/workflows/publish-npm.yml
@@ -29,7 +29,7 @@ jobs:
     timeout-minutes: 15
     steps:
       - name: Checkout
-        uses: actions/checkout@v4
+        uses: actions/checkout@v6
         with:
           fetch-depth: 0
 
diff --git a/.github/workflows/scaffold-self-check.yml b/.github/workflows/scaffold-self-check.yml
index 5866d63..e1773d9 100644
--- a/.github/workflows/scaffold-self-check.yml
+++ b/.github/workflows/scaffold-self-check.yml
@@ -24,7 +24,7 @@ jobs:
     timeout-minutes: 5
     steps:
       - name: Checkout
-        uses: actions/checkout@v4
+        uses: actions/checkout@v6
 
       - name: Verify required files and folders
         run: |
@@ -92,7 +92,7 @@ jobs:
             node-version: 16
     steps:
       - name: Checkout
-        uses: actions/checkout@v4
+        uses: actions/checkout@v6
 
       - name: Setup Node.js ${{ matrix.node-version }}
         uses: actions/setup-node@v4
@@ -138,7 +138,7 @@ jobs:
     timeout-minutes: 5
     steps:
       - name: Checkout
-        uses: actions/checkout@v4
+        uses: actions/checkout@v6
 
       - name: Setup Node.js
         uses: actions/setup-node@v4
@@ -157,7 +157,7 @@ jobs:
     timeout-minutes: 5
     steps:
       - name: Checkout
-        uses: actions/checkout@v4
+        uses: actions/checkout@v6
 
       - name: Run shellcheck
         run: |
@@ -171,7 +171,7 @@ jobs:
     timeout-minutes: 5
     steps:
       - name: Checkout
-        uses: actions/checkout@v4
+        uses: actions/checkout@v6
 
       - name: Install PowerShell + PSScriptAnalyzer
         shell: bash
@@ -219,7 +219,7 @@ jobs:
         node-version: [18, 20, 22]
     steps:
       - name: Checkout
-        uses: actions/checkout@v4
+        uses: actions/checkout@v6
 
       - name: Setup Node.js ${{ matrix.node-version }}
         uses: actions/setup-node@v4
@@ -235,7 +235,7 @@ jobs:
     timeout-minutes: 5
     steps:
       - name: Checkout
-        uses: actions/checkout@v4
+        uses: actions/checkout@v6
 
       - name: Setup Node.js
         uses: actions/setup-node@v4