diff --git a/.github/workflows/check_docker_build.yml b/.github/workflows/check_docker_build.yml
index fac5241..b0d6fe2 100644
--- a/.github/workflows/check_docker_build.yml
+++ b/.github/workflows/check_docker_build.yml
@@ -9,7 +9,7 @@ jobs:
     runs-on: ubuntu-latest
 
     steps:
-    - uses: actions/checkout@v3.1.0
+    - uses: actions/checkout@v3.3.0
     - name: Build the Docker image
       env:
         # @see https://docs.docker.com/develop/develop-images/build_enhancements/
diff --git a/.github/workflows/publish_docker_image.yml b/.github/workflows/publish_docker_image.yml
index 85bc4a3..259b7b9 100644
--- a/.github/workflows/publish_docker_image.yml
+++ b/.github/workflows/publish_docker_image.yml
@@ -15,7 +15,7 @@ jobs:
     runs-on: "ubuntu-20.04"
 
     steps:
-      - uses: actions/checkout@v3.1.0
+      - uses: actions/checkout@v3.3.0
 
       # https://github.com/marketplace/actions/push-to-ghcr
       - name: Build and publish a Docker image for ${{ github.repository }}