diff --git a/.github/workflows/lint-eslint.yml b/.github/workflows/lint-eslint.yml
index 41b4f46..771b93d 100644
--- a/.github/workflows/lint-eslint.yml
+++ b/.github/workflows/lint-eslint.yml
@@ -15,7 +15,7 @@ jobs:
     steps:
     # checkout
     - name: Checkout repository code
-      uses: actions/checkout@v4
+      uses: actions/checkout@v6
     # install
     - name: Setup PNPM
       uses: pnpm/action-setup@v4
diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index d911a2a..2924e38 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -13,7 +13,7 @@ jobs:
     steps:
     # checkout
     - name: Checkout repository code
-      uses: actions/checkout@v4
+      uses: actions/checkout@v6
 
     # install
     - name: Setup PNPM
diff --git a/.github/workflows/test-jest.yml b/.github/workflows/test-jest.yml
index 1c7cffc..a314187 100644
--- a/.github/workflows/test-jest.yml
+++ b/.github/workflows/test-jest.yml
@@ -15,7 +15,7 @@ jobs:
     steps:
     # checkout
     - name: Checkout repository code
-      uses: actions/checkout@v4
+      uses: actions/checkout@v6
     # install
     - name: Setup PNPM
       uses: pnpm/action-setup@v4