diff --git a/.github/workflows/buildx.yml b/.github/workflows/buildx.yml
index 9644ad7..b0e2a65 100644
--- a/.github/workflows/buildx.yml
+++ b/.github/workflows/buildx.yml
@@ -27,7 +27,7 @@ jobs:
 
     steps:
       - name: Checkout
-        uses: actions/checkout@v5.0.1
+        uses: actions/checkout@v6.0.0
 
       - name: Prepare
         id: prepare
diff --git a/.github/workflows/dockerimage.yml b/.github/workflows/dockerimage.yml
index a426a7e..b0cf77a 100644
--- a/.github/workflows/dockerimage.yml
+++ b/.github/workflows/dockerimage.yml
@@ -16,7 +16,7 @@ jobs:
         node-version: [20, 22, 24]
 
     steps:
-      - uses: actions/checkout@v5.0.1
+      - uses: actions/checkout@v6.0.0
 
       - name: Build and test Docker image
         run: |
diff --git a/.github/workflows/hadolint.yml b/.github/workflows/hadolint.yml
index 37554ca..b398784 100644
--- a/.github/workflows/hadolint.yml
+++ b/.github/workflows/hadolint.yml
@@ -10,7 +10,7 @@ jobs:
   build:
     runs-on: macos-latest
     steps:
-      - uses: actions/checkout@v5.0.1
+      - uses: actions/checkout@v6.0.0
 
       - run: brew install hadolint