diff --git a/.github/workflows/build_and_test.yml b/.github/workflows/build_and_test.yml
index 6dfa2ade..7db1a7ac 100644
--- a/.github/workflows/build_and_test.yml
+++ b/.github/workflows/build_and_test.yml
@@ -29,7 +29,7 @@ jobs:
       ehrbase-version: ${{ steps.get_version.outputs.ehrbase-version }}
     steps:
       - name: Checkout
-        uses: actions/checkout@v4
+        uses: actions/checkout@v5
 
       - name: Setup - Java 21
         uses: actions/setup-java@v4
@@ -103,7 +103,7 @@ jobs:
     ]
     steps:
       - name: Checkout
-        uses: actions/checkout@v4
+        uses: actions/checkout@v5
 
       - name: Download - Jar
         uses: actions/download-artifact@v4
@@ -203,7 +203,7 @@ jobs:
 
     steps:
       - name: Checkout
-        uses: actions/checkout@v4
+        uses: actions/checkout@v5
         with:
           sparse-checkout: |
             tests
@@ -308,7 +308,7 @@ jobs:
 
     steps:
       - name: Checkout
-        uses: actions/checkout@v4
+        uses: actions/checkout@v5
         with:
           sparse-checkout: |
             tests
@@ -516,7 +516,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout
-        uses: actions/checkout@v4
+        uses: actions/checkout@v5
 
       - name: Download - Class files
         uses: actions/download-artifact@v4
diff --git a/.github/workflows/check-codeql.yml b/.github/workflows/check-codeql.yml
index 32a90c73..4b59921c 100644
--- a/.github/workflows/check-codeql.yml
+++ b/.github/workflows/check-codeql.yml
@@ -44,7 +44,7 @@ jobs:
 
     steps:
       - name: Checkout repository
-        uses: actions/checkout@v4
+        uses: actions/checkout@v5
 
       - name: Setup Java
         uses: actions/setup-java@v4
diff --git a/.github/workflows/check-style.yml b/.github/workflows/check-style.yml
index d3528b85..0c31699c 100644
--- a/.github/workflows/check-style.yml
+++ b/.github/workflows/check-style.yml
@@ -20,7 +20,7 @@ jobs:
 
     steps:
       - name: Checkout
-        uses: actions/checkout@v4
+        uses: actions/checkout@v5
 
       - name: Setup Java
         uses: actions/setup-java@v4
diff --git a/.github/workflows/collect-junit-results.yml b/.github/workflows/collect-junit-results.yml
index ecb5f48f..283c1862 100644
--- a/.github/workflows/collect-junit-results.yml
+++ b/.github/workflows/collect-junit-results.yml
@@ -27,7 +27,7 @@ jobs:
 
       # checkout because dorny/test-reporter needs to read tracked files
       - name: Checkout
-        uses: actions/checkout@v4
+        uses: actions/checkout@v5
         with:
           repository: ${{ github.event.workflow_run.head_repository.full_name }}
           ref: ${{ github.event.workflow_run.head_branch }}
diff --git a/.github/workflows/docker-ehrbase-postgres.yml b/.github/workflows/docker-ehrbase-postgres.yml
index 24fe388d..c1a84dff 100644
--- a/.github/workflows/docker-ehrbase-postgres.yml
+++ b/.github/workflows/docker-ehrbase-postgres.yml
@@ -32,7 +32,7 @@ jobs:
           echo "POSTGRES_VERSION=${{ inputs.postgres-version }}" >> $GITHUB_ENV
 
       - name: Checkout
-        uses: actions/checkout@v4
+        uses: actions/checkout@v5
 
       # Docker registry login
       - name: Login into registry ${{ env.REGISTRY }}
diff --git a/.github/workflows/job-docker-build-push.yml b/.github/workflows/job-docker-build-push.yml
index 2dca8df7..3df54fc9 100644
--- a/.github/workflows/job-docker-build-push.yml
+++ b/.github/workflows/job-docker-build-push.yml
@@ -23,7 +23,7 @@ jobs:
     if: ${{ github.ref == 'refs/heads/master' || github.ref == 'refs/heads/develop' }} # || startsWith(github.ref, 'refs/heads/release/') }}
     steps:
       - name: Checkout
-        uses: actions/checkout@v4
+        uses: actions/checkout@v5
         with:
           sparse-checkout: |
             Dockerfile
diff --git a/.github/workflows/job-maven-publish.yml b/.github/workflows/job-maven-publish.yml
index 96f57a58..60621c64 100644
--- a/.github/workflows/job-maven-publish.yml
+++ b/.github/workflows/job-maven-publish.yml
@@ -16,7 +16,7 @@ jobs:
     if: ${{ github.ref == 'refs/heads/master' || github.ref == 'refs/heads/develop' }} # || startsWith(github.ref, 'refs/heads/release/') }}
     steps:
       - name: Checkout
-        uses: actions/checkout@v4
+        uses: actions/checkout@v5
         with:
           fetch-depth: 0
 
diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index 4143f723..9513e3fd 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -19,7 +19,7 @@ jobs:
           java-version: '21'
 
       - name: Checkout
-        uses: actions/checkout@v4
+        uses: actions/checkout@v5
         with:
           fetch-depth: 0
           # This will be used by git in all further steps
diff --git a/.github/workflows/report-sonar-results.yml b/.github/workflows/report-sonar-results.yml
index d0558296..052daff5 100644
--- a/.github/workflows/report-sonar-results.yml
+++ b/.github/workflows/report-sonar-results.yml
@@ -20,7 +20,7 @@ jobs:
     steps:
           
       - name: Checkout
-        uses: actions/checkout@v4
+        uses: actions/checkout@v5
         with:
           repository: ${{ github.event.workflow_run.head_repository.full_name }}
           ref: ${{ github.event.workflow_run.head_branch }}