diff --git a/.github/workflows/build-docker-open-data.yml b/.github/workflows/build-docker-open-data.yml
index 09df1956..7190961d 100644
--- a/.github/workflows/build-docker-open-data.yml
+++ b/.github/workflows/build-docker-open-data.yml
@@ -21,7 +21,7 @@ jobs:
             suffix: ""
             continue-on-error: false
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
 
       - name: Get version number
         id: get_version
diff --git a/.github/workflows/build-docker.yml b/.github/workflows/build-docker.yml
index 8c29b9fe..13052907 100644
--- a/.github/workflows/build-docker.yml
+++ b/.github/workflows/build-docker.yml
@@ -21,7 +21,7 @@ jobs:
             suffix: ""
             continue-on-error: false
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
 
       - name: Get version number
         id: get_version
diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index d699a564..abbd9409 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -12,7 +12,7 @@ jobs:
         python-version: ['3.10']
 
     steps:
-    - uses: actions/checkout@v3
+    - uses: actions/checkout@v4
     - name: Set up Python 3.10
       uses: actions/setup-python@v4
       with:
diff --git a/.github/workflows/codeql-analysis.yml b/.github/workflows/codeql-analysis.yml
index 4166aae3..44ea53b2 100644
--- a/.github/workflows/codeql-analysis.yml
+++ b/.github/workflows/codeql-analysis.yml
@@ -12,7 +12,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout repository
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
         with:
           # We must fetch at least the immediate parents so that if this is
           # a pull request then we can checkout the head.
diff --git a/.github/workflows/docs.yml b/.github/workflows/docs.yml
index 7a35555b..78d506da 100644
--- a/.github/workflows/docs.yml
+++ b/.github/workflows/docs.yml
@@ -9,7 +9,7 @@ jobs:
     if: github.repository_owner == 'TandoorRecipes'
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
       - uses: actions/setup-python@v4
         with:
           python-version: 3.x