diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 2c0b781..41abc5e 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -29,7 +29,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout
-        uses: actions/checkout@v4
+        uses: actions/checkout@v6
 
       - name: Setup Node.js
         uses: actions/setup-node@v4
diff --git a/.github/workflows/vercel-production.yml b/.github/workflows/vercel-production.yml
index 6fac18d..0b80494 100644
--- a/.github/workflows/vercel-production.yml
+++ b/.github/workflows/vercel-production.yml
@@ -25,7 +25,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout
-        uses: actions/checkout@v4
+        uses: actions/checkout@v6
 
       - name: Setup Node.js
         uses: actions/setup-node@v4
diff --git a/.github/workflows/verify.yml b/.github/workflows/verify.yml
index bb3b9d4..dd6a117 100644
--- a/.github/workflows/verify.yml
+++ b/.github/workflows/verify.yml
@@ -9,7 +9,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout
-        uses: actions/checkout@v4
+        uses: actions/checkout@v6
 
       - name: Setup Node.js
         uses: actions/setup-node@v4