diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index e47a817..f4f7a87 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -11,7 +11,7 @@ jobs:
     name: Type Check
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
       - uses: actions/setup-node@v5
         with:
           node-version: 22
diff --git a/.github/workflows/lint.yml b/.github/workflows/lint.yml
index ba32e8e..dc1afdd 100644
--- a/.github/workflows/lint.yml
+++ b/.github/workflows/lint.yml
@@ -11,7 +11,7 @@ jobs:
     name: ESLint
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
       - uses: actions/setup-node@v5
         with:
           node-version: 22
diff --git a/.github/workflows/publish.yml b/.github/workflows/publish.yml
index 0e8eec7..7beb857 100644
--- a/.github/workflows/publish.yml
+++ b/.github/workflows/publish.yml
@@ -12,7 +12,7 @@ jobs:
       contents: read
       id-token: write
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
       - uses: actions/setup-node@v5
         with:
           node-version: 22
diff --git a/.github/workflows/security.yml b/.github/workflows/security.yml
index 1f0adef..7da5d2c 100644
--- a/.github/workflows/security.yml
+++ b/.github/workflows/security.yml
@@ -12,7 +12,7 @@ jobs:
     name: npm Audit
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
       - uses: actions/setup-node@v5
         with:
           node-version: 22