diff --git a/.github/workflows/check-action-metadata-task.yml b/.github/workflows/check-action-metadata-task.yml
index 2a50bb48..c8debc4c 100644
--- a/.github/workflows/check-action-metadata-task.yml
+++ b/.github/workflows/check-action-metadata-task.yml
@@ -30,7 +30,7 @@ jobs:
 
     steps:
       - name: Checkout repository
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
 
       - name: Setup Node.js
         uses: actions/setup-node@v6
diff --git a/.github/workflows/check-license.yml b/.github/workflows/check-license.yml
index 987d4161..1919ccbb 100644
--- a/.github/workflows/check-license.yml
+++ b/.github/workflows/check-license.yml
@@ -34,7 +34,7 @@ jobs:
 
     steps:
       - name: Checkout repository
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
 
       - name: Install Ruby
         uses: ruby/setup-ruby@v1
diff --git a/.github/workflows/check-markdown-task.yml b/.github/workflows/check-markdown-task.yml
index 843432ad..32b80312 100644
--- a/.github/workflows/check-markdown-task.yml
+++ b/.github/workflows/check-markdown-task.yml
@@ -41,7 +41,7 @@ jobs:
 
     steps:
       - name: Checkout repository
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
 
       - name: Setup Node.js
         uses: actions/setup-node@v6
@@ -65,7 +65,7 @@ jobs:
 
     steps:
       - name: Checkout repository
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
 
       - name: Setup Node.js
         uses: actions/setup-node@v6
diff --git a/.github/workflows/check-npm-dependencies-task.yml b/.github/workflows/check-npm-dependencies-task.yml
index 8b8f4fce..369e7cbd 100644
--- a/.github/workflows/check-npm-dependencies-task.yml
+++ b/.github/workflows/check-npm-dependencies-task.yml
@@ -63,7 +63,7 @@ jobs:
 
     steps:
       - name: Checkout repository
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
         with:
           submodules: recursive
 
@@ -120,7 +120,7 @@ jobs:
 
     steps:
       - name: Checkout repository
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
         with:
           submodules: recursive
 
diff --git a/.github/workflows/check-npm-task.yml b/.github/workflows/check-npm-task.yml
index 6a1af2fb..daf4da5d 100644
--- a/.github/workflows/check-npm-task.yml
+++ b/.github/workflows/check-npm-task.yml
@@ -32,7 +32,7 @@ jobs:
 
     steps:
       - name: Checkout repository
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
 
       - name: Setup Node.js
         uses: actions/setup-node@v6
@@ -53,7 +53,7 @@ jobs:
 
     steps:
       - name: Checkout repository
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
 
       - name: Setup Node.js
         uses: actions/setup-node@v6
diff --git a/.github/workflows/check-prettier-formatting-task.yml b/.github/workflows/check-prettier-formatting-task.yml
index 62559306..2beab32a 100644
--- a/.github/workflows/check-prettier-formatting-task.yml
+++ b/.github/workflows/check-prettier-formatting-task.yml
@@ -206,7 +206,7 @@ jobs:
 
     steps:
       - name: Checkout repository
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
 
       - name: Setup Node.js
         uses: actions/setup-node@v6
diff --git a/.github/workflows/check-tsconfig-task.yml b/.github/workflows/check-tsconfig-task.yml
index d6f6e224..fcc0b2b0 100644
--- a/.github/workflows/check-tsconfig-task.yml
+++ b/.github/workflows/check-tsconfig-task.yml
@@ -38,7 +38,7 @@ jobs:
 
     steps:
       - name: Checkout repository
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
 
       - name: Setup Node.js
         uses: actions/setup-node@v6
diff --git a/.github/workflows/check-typescript-task.yml b/.github/workflows/check-typescript-task.yml
index 30c2e8ec..7755ceb4 100644
--- a/.github/workflows/check-typescript-task.yml
+++ b/.github/workflows/check-typescript-task.yml
@@ -44,7 +44,7 @@ jobs:
 
     steps:
       - name: Checkout repository
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
 
       - name: Setup Node.js
         uses: actions/setup-node@v6
diff --git a/.github/workflows/spell-check-task.yml b/.github/workflows/spell-check-task.yml
index 26edcd97..01c5d4a3 100644
--- a/.github/workflows/spell-check-task.yml
+++ b/.github/workflows/spell-check-task.yml
@@ -21,7 +21,7 @@ jobs:
 
     steps:
       - name: Checkout repository
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
 
       - name: Install Python
         uses: actions/setup-python@v6
diff --git a/.github/workflows/sync-labels-npm.yml b/.github/workflows/sync-labels-npm.yml
index fdd34d6c..5a6a28ad 100644
--- a/.github/workflows/sync-labels-npm.yml
+++ b/.github/workflows/sync-labels-npm.yml
@@ -33,7 +33,7 @@ jobs:
 
     steps:
       - name: Checkout repository
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
 
       - name: Setup Node.js
         uses: actions/setup-node@v6
@@ -116,7 +116,7 @@ jobs:
           echo "::set-output name=flag::--dry-run"
 
       - name: Checkout repository
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
 
       - name: Download configuration file artifacts
         uses: actions/download-artifact@v6
diff --git a/.github/workflows/test-integration.yml b/.github/workflows/test-integration.yml
index 4f2d0afa..ae8de98c 100644
--- a/.github/workflows/test-integration.yml
+++ b/.github/workflows/test-integration.yml
@@ -30,7 +30,7 @@ jobs:
 
     steps:
       - name: Checkout repository
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
 
       - name: Run action with defaults
         uses: ./ # Use the action from the local path.
@@ -69,7 +69,7 @@ jobs:
 
     steps:
       - name: Checkout repository
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
 
       - name: Run action with version input set to ${{ matrix.version.input }}
         uses: ./
@@ -87,7 +87,7 @@ jobs:
 
     steps:
       - name: Checkout repository
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
 
       - name: Run action, using invalid version
         id: setup-task
diff --git a/.github/workflows/test-typescript-task.yml b/.github/workflows/test-typescript-task.yml
index 5cb93d87..e6287fd3 100644
--- a/.github/workflows/test-typescript-task.yml
+++ b/.github/workflows/test-typescript-task.yml
@@ -47,7 +47,7 @@ jobs:
 
     steps:
       - name: Checkout repository
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
 
       - name: Setup Node.js
         uses: actions/setup-node@v6
@@ -68,7 +68,7 @@ jobs:
 
     steps:
       - name: Checkout repository
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
 
       - name: Setup Node.js
         uses: actions/setup-node@v6