diff --git a/.github/workflows/build-check.yml b/.github/workflows/build-check.yml
index 87a71d9..b7d8112 100644
--- a/.github/workflows/build-check.yml
+++ b/.github/workflows/build-check.yml
@@ -17,7 +17,7 @@ jobs:
 
     steps:
       - name: Checkout code
-        uses: actions/checkout@v4
+        uses: actions/checkout@v6
 
       - name: Set up Docker Buildx
         uses: docker/setup-buildx-action@v3
diff --git a/.github/workflows/code-lint.yml b/.github/workflows/code-lint.yml
index 4427187..b622875 100644
--- a/.github/workflows/code-lint.yml
+++ b/.github/workflows/code-lint.yml
@@ -17,7 +17,7 @@ jobs:
 
     steps:
       - name: Checkout code
-        uses: actions/checkout@v4
+        uses: actions/checkout@v6
 
       - name: Lint Dockerfile with hadolint
         uses: hadolint/hadolint-action@v3.1.0
diff --git a/.github/workflows/docker-publish.yml b/.github/workflows/docker-publish.yml
index 9238339..5824c5c 100644
--- a/.github/workflows/docker-publish.yml
+++ b/.github/workflows/docker-publish.yml
@@ -18,7 +18,7 @@ jobs:
 
     steps:
       - name: Checkout code
-        uses: actions/checkout@v4
+        uses: actions/checkout@v6
 
       - name: Log in to GHCR
         uses: docker/login-action@v3