diff --git a/.github/workflows/docker-image.yml b/.github/workflows/docker-image.yml
index 9871a6d..8373fac 100644
--- a/.github/workflows/docker-image.yml
+++ b/.github/workflows/docker-image.yml
@@ -11,6 +11,6 @@ jobs:
     runs-on: ubuntu-latest
 
     steps:
-    - uses: actions/checkout@v3
+    - uses: actions/checkout@v4
     - name: Build the Docker image
       run: docker build . --file Dockerfile
diff --git a/.github/workflows/docker-publish.yml b/.github/workflows/docker-publish.yml
index 3627b5b..fab1ead 100644
--- a/.github/workflows/docker-publish.yml
+++ b/.github/workflows/docker-publish.yml
@@ -35,7 +35,7 @@ jobs:
 
     steps:
       - name: Checkout repository
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
 
       # Workaround: https://github.com/docker/build-push-action/issues/461
       - name: Setup Docker buildx