diff --git a/.github/workflows/buildx.yml b/.github/workflows/buildx.yml
index 4814a01..f5fcc52 100644
--- a/.github/workflows/buildx.yml
+++ b/.github/workflows/buildx.yml
@@ -25,7 +25,7 @@ jobs:
 
     steps:
       - name: Checkout
-        uses: actions/checkout@v2.3.5
+        uses: actions/checkout@v2.4.0
 
       - name: Prepare
         id: prepare
diff --git a/.github/workflows/dockerimage.yml b/.github/workflows/dockerimage.yml
index 1d38bf9..a9f6bc1 100644
--- a/.github/workflows/dockerimage.yml
+++ b/.github/workflows/dockerimage.yml
@@ -6,7 +6,7 @@ jobs:
   build:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v2.3.5
+      - uses: actions/checkout@v2.4.0
       - name: Build the Docker image
         run: |
           docker run -i $(docker build -q 12) /bin/sh -c "node --version && npm --version && git --version"
diff --git a/.github/workflows/hadolint.yml b/.github/workflows/hadolint.yml
index 6173827..058fe56 100644
--- a/.github/workflows/hadolint.yml
+++ b/.github/workflows/hadolint.yml
@@ -6,6 +6,6 @@ jobs:
   build:
     runs-on: macos-latest
     steps:
-      - uses: actions/checkout@v2.3.5
+      - uses: actions/checkout@v2.4.0
       - run: brew install hadolint
       - run: hadolint {12,14,16}/Dockerfile