diff --git a/.github/workflows/app-tests.yaml b/.github/workflows/app-tests.yaml
index 1e67a97..c18f294 100644
--- a/.github/workflows/app-tests.yaml
+++ b/.github/workflows/app-tests.yaml
@@ -40,7 +40,7 @@ jobs:
       POSTGRES_DATABASE: postgres
       POSTGRES_SSL: disable
     steps:
-        - uses: actions/checkout@v4
+        - uses: actions/checkout@v5
 
         - name: (MacOS) Install postgreSQL and pgvector using brew
           if: matrix.os == 'macos-13' || matrix.os == 'macos-latest-xlarge'
diff --git a/.github/workflows/azure-dev.yaml b/.github/workflows/azure-dev.yaml
index 6dc18f1..f7be868 100644
--- a/.github/workflows/azure-dev.yaml
+++ b/.github/workflows/azure-dev.yaml
@@ -38,7 +38,7 @@ jobs:
       USE_AI_PROJECT: ${{ vars.USE_AI_PROJECT }}
     steps:
       - name: Checkout
-        uses: actions/checkout@v4
+        uses: actions/checkout@v5
 
       - name: Install azd
         uses: Azure/setup-azd@v2.1.0
diff --git a/.github/workflows/bicep-security-scan.yaml b/.github/workflows/bicep-security-scan.yaml
index 5379309..5a4b55c 100644
--- a/.github/workflows/bicep-security-scan.yaml
+++ b/.github/workflows/bicep-security-scan.yaml
@@ -17,7 +17,7 @@ jobs:
       security-events: write
     steps:
       - name: Checkout
-        uses: actions/checkout@v4
+        uses: actions/checkout@v5
 
       - name: Build Bicep for linting
         uses: azure/CLI@v2
diff --git a/.github/workflows/evaluate.yaml b/.github/workflows/evaluate.yaml
index b5c77c4..77b2e66 100644
--- a/.github/workflows/evaluate.yaml
+++ b/.github/workflows/evaluate.yaml
@@ -58,7 +58,7 @@ jobs:
             })
 
       - name: Checkout pull request
-        uses: actions/checkout@v4
+        uses: actions/checkout@v5
         with:
           ref: refs/pull/${{ github.event.issue.number }}/head
 
diff --git a/.github/workflows/python-code-quality.yaml b/.github/workflows/python-code-quality.yaml
index bbf9d00..ec1c796 100644
--- a/.github/workflows/python-code-quality.yaml
+++ b/.github/workflows/python-code-quality.yaml
@@ -20,7 +20,7 @@ jobs:
   checks-format-and-lint:
     runs-on: ubuntu-latest
     steps:
-        - uses: actions/checkout@v4
+        - uses: actions/checkout@v5
         - name: Set up Python 3
           uses: actions/setup-python@v6
           with: