diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index f485e9f..ebb5f6c 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -13,7 +13,7 @@ jobs:
     
     steps:
     - name: Checkout code
-      uses: actions/checkout@v5
+      uses: actions/checkout@v6
       
     - name: Set up JDK 17
       uses: actions/setup-java@v5
diff --git a/.github/workflows/ktlint.yml b/.github/workflows/ktlint.yml
index 648e895..b3540f9 100644
--- a/.github/workflows/ktlint.yml
+++ b/.github/workflows/ktlint.yml
@@ -13,7 +13,7 @@ jobs:
       contents: write
     
     steps:
-    - uses: actions/checkout@v5
+    - uses: actions/checkout@v6
       with:
         repository: ${{ github.event.pull_request.head.repo.full_name || github.repository }}
         ref: ${{ github.event.pull_request.head.ref || github.ref }}