diff --git a/.github/workflows/build-docker.yml b/.github/workflows/build-docker.yml
index c8b8d34..880e1aa 100644
--- a/.github/workflows/build-docker.yml
+++ b/.github/workflows/build-docker.yml
@@ -8,7 +8,7 @@ jobs:
     runs-on: ubuntu-20.04
     steps:
     - name: "📥 Check-out"
-      uses: actions/checkout@v2
+      uses: actions/checkout@v4
     - name: "🧰 Set up QEMU"
       uses: docker/setup-qemu-action@v1
     - name: "🧰 Set up Docker Buildx"
@@ -24,7 +24,7 @@ jobs:
     runs-on: ubuntu-18.04
     steps:
     - name: "📥 Check-out"
-      uses: actions/checkout@v2
+      uses: actions/checkout@v4
     - name: "🧰 Set up QEMU"
       uses: docker/setup-qemu-action@v1
     - name: "🧰 Set up Docker Buildx"
diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index b68b708..cf8b5aa 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -13,7 +13,7 @@ jobs:
         - '3.8'
     steps:
     - name: "📥 Check-out"
-      uses: actions/checkout@v2
+      uses: actions/checkout@v4
     - name: "🧰 Install Python"
       uses: actions/setup-python@v2
       with:
diff --git a/.github/workflows/push-docker.yml b/.github/workflows/push-docker.yml
index 98eddb1..0990fd7 100644
--- a/.github/workflows/push-docker.yml
+++ b/.github/workflows/push-docker.yml
@@ -16,7 +16,7 @@ jobs:
     runs-on: ubuntu-20.04
     steps:
     - name: "📥 Check-out"
-      uses: actions/checkout@v2
+      uses: actions/checkout@v4
     - name: "📄 Parse Docker metadata"
       id: docker_meta
       uses: crazy-max/ghaction-docker-meta@v1
@@ -55,7 +55,7 @@ jobs:
     runs-on: ubuntu-18.04
     steps:
     - name: "📥 Check-out"
-      uses: actions/checkout@v2
+      uses: actions/checkout@v4
     - name: "📄 Parse Docker metadata"
       id: docker_meta
       uses: crazy-max/ghaction-docker-meta@v1
diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index 9fb74b8..ed1b6f6 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -14,7 +14,7 @@ jobs:
     runs-on: ubuntu-20.04
     steps:
     - name: "📥 Check-out"
-      uses: actions/checkout@v1
+      uses: actions/checkout@v4
     - name: "🏷️ Get version tag"
       id: get-version
       run: echo ::set-output name=tag::${GITHUB_REF/refs\/tags\//}