diff --git a/.github/workflows/auto-tagging.yml b/.github/workflows/auto-tagging.yml
index 5b1218340..8b8bbb0b1 100644
--- a/.github/workflows/auto-tagging.yml
+++ b/.github/workflows/auto-tagging.yml
@@ -9,7 +9,7 @@ jobs:
     runs-on: ubuntu-latest
     permissions: write-all
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
       - name: Fetch existing tags
         run: git fetch --tags
       - name: Generate tag
diff --git a/.github/workflows/continuous-integration-deb11.yml b/.github/workflows/continuous-integration-deb11.yml
index 2833bd091..7c3cdfba1 100644
--- a/.github/workflows/continuous-integration-deb11.yml
+++ b/.github/workflows/continuous-integration-deb11.yml
@@ -35,7 +35,7 @@ jobs:
         username: AWS
         password: ${{ needs.aws_creds.outputs.token }}
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
       - name: Format
         run: make format
   clippy:
@@ -48,7 +48,7 @@ jobs:
         username: AWS
         password: ${{ needs.aws_creds.outputs.token }}
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
       - name: Lint
         run: make lint
   audit:
@@ -62,7 +62,7 @@ jobs:
         password: ${{ needs.aws_creds.outputs.token }}
     continue-on-error: true
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
       - name: Audit
         run: |
           cargo audit
@@ -77,7 +77,7 @@ jobs:
         password: ${{ needs.aws_creds.outputs.token }}
     steps:
     - name: Checkout repository and submodules
-      uses: actions/checkout@v3
+      uses: actions/checkout@v4
       with:
         submodules: recursive # for tests/NeTEx
     - name: Install xmllint
@@ -92,7 +92,7 @@ jobs:
       - name: CleanUp
         run: |
           sudo chown -R $USER .
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
         with:
           fetch-depth: 0
           clean: false
diff --git a/.github/workflows/continuous-integration.yml b/.github/workflows/continuous-integration.yml
index f93a741db..a342f08ea 100644
--- a/.github/workflows/continuous-integration.yml
+++ b/.github/workflows/continuous-integration.yml
@@ -35,7 +35,7 @@ jobs:
         username: AWS
         password: ${{ needs.aws_creds.outputs.token }}
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
       - name: Format
         run: make format
       - name: Failure Slack notif
@@ -57,7 +57,7 @@ jobs:
         username: AWS
         password: ${{ needs.aws_creds.outputs.token }}
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
       - name: Lint
         run: make lint
       - name: Failure Slack notif
@@ -80,7 +80,7 @@ jobs:
         password: ${{ needs.aws_creds.outputs.token }}
     continue-on-error: true
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
       - name: Audit
         run: |
           cargo audit
@@ -104,7 +104,7 @@ jobs:
         password: ${{ needs.aws_creds.outputs.token }}
     steps:
     - name: Checkout repository and submodules
-      uses: actions/checkout@v3
+      uses: actions/checkout@v4
       with:
         submodules: recursive # for tests/NeTEx
     - name: Install xmllint
@@ -128,7 +128,7 @@ jobs:
       - name: CleanUp
         run: |
           sudo chown -R $USER .
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
         with:
           fetch-depth: 0
           clean: false