diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index c742a14..c85e4c1 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -15,7 +15,7 @@ jobs:
     name: Lint & Type Check
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v6
 
       - uses: actions/setup-node@v4
         with:
@@ -44,7 +44,7 @@ jobs:
     runs-on: ubuntu-latest
     needs: [lint]
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v6
 
       - uses: actions/setup-node@v4
         with:
@@ -67,7 +67,7 @@ jobs:
       run:
         working-directory: backend/node-services/api-server
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v6
 
       - uses: actions/setup-node@v4
         with:
@@ -84,7 +84,7 @@ jobs:
     runs-on: ubuntu-latest
     needs: [build-frontend, build-backend]
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v6
 
       - name: Build Docker images
         run: docker compose build
@@ -95,7 +95,7 @@ jobs:
     name: Security Audit
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v6
 
       - uses: actions/setup-node@v4
         with:
diff --git a/.github/workflows/deploy.yml b/.github/workflows/deploy.yml
index f2d0b22..33f41b3 100644
--- a/.github/workflows/deploy.yml
+++ b/.github/workflows/deploy.yml
@@ -46,7 +46,7 @@ jobs:
     outputs:
       image_tag: ${{ steps.meta.outputs.tags }}
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v6
 
       - name: Log in to GHCR
         uses: docker/login-action@v3