diff --git a/.github/workflows/build-and-push-image.yml b/.github/workflows/build-and-push-image.yml
index 038219974..972c3adfb 100644
--- a/.github/workflows/build-and-push-image.yml
+++ b/.github/workflows/build-and-push-image.yml
@@ -28,7 +28,7 @@ jobs:
       release: ${{ steps.var.outputs.release }}
       checked-out-sha: ${{ steps.var.outputs.checked-out-sha }}
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
         with:
           ref: ${{ github.ref }}
 
@@ -51,7 +51,7 @@ jobs:
     runs-on: ubuntu-22.04
     environment: ${{ needs.set-env.outputs.environment }}
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
         with:
           ref: ${{ github.ref }}
 
@@ -81,7 +81,7 @@ jobs:
     needs: set-env
     runs-on: ubuntu-22.04
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
         with:
           ref: ${{ github.ref }}
 
@@ -143,7 +143,7 @@ jobs:
       run:
         working-directory: Dfe.PrepareConversions/Dfe.PrepareConversions.CypressTests
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
         with:
           ref: ${{ github.ref }}
 
diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index f877ba647..7be888412 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -14,7 +14,7 @@ jobs:
   lint:
     runs-on: ubuntu-latest
     steps:     
-    - uses: actions/checkout@v2
+    - uses: actions/checkout@v4
       with:
         fetch-depth: 0 # Shallow clones disabled for a better relevancy of SC analysis
     - name: lint cypress tests    
@@ -26,7 +26,7 @@ jobs:
   build:
     runs-on: ubuntu-latest
     steps:
-    - uses: actions/checkout@v2
+    - uses: actions/checkout@v4
       with:
         fetch-depth: 0 # Shallow clones disabled for a better relevancy of SC analysis
     - name: Setup .NET
diff --git a/.github/workflows/continuous-integration-terraform.yml b/.github/workflows/continuous-integration-terraform.yml
index 987eac8fa..206331eda 100644
--- a/.github/workflows/continuous-integration-terraform.yml
+++ b/.github/workflows/continuous-integration-terraform.yml
@@ -15,7 +15,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Check out code
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
 
       - name: Check for terraform version mismatch
         run: |
diff --git a/.github/workflows/security-tests.yml b/.github/workflows/security-tests.yml
index 3094acf46..483c004c2 100644
--- a/.github/workflows/security-tests.yml
+++ b/.github/workflows/security-tests.yml
@@ -21,7 +21,7 @@ jobs:
         working-directory: Dfe.PrepareConversions/Dfe.PrepareConversions.CypressTests
     steps:
       - name: Checkout code
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
 
       - name: Create directory on runner
         run: |