diff --git a/.github/workflows/build-image.yml b/.github/workflows/build-image.yml
index e2dd132..b10a9b5 100644
--- a/.github/workflows/build-image.yml
+++ b/.github/workflows/build-image.yml
@@ -11,7 +11,7 @@ jobs:
 
     steps:
     - name: Checkout code
-      uses: actions/checkout@v4
+      uses: actions/checkout@v5
 
     - name: Build Docker Image
       run: |
diff --git a/.github/workflows/lint-format.yml b/.github/workflows/lint-format.yml
index b3f68e2..931f028 100644
--- a/.github/workflows/lint-format.yml
+++ b/.github/workflows/lint-format.yml
@@ -12,7 +12,7 @@ jobs:
         python-version: ["3.12.6"]
 
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v5
       - name: "Setup Python ${{ matrix.python-version}}"
         uses: actions/setup-python@v5
         with:
@@ -36,7 +36,7 @@ jobs:
         python-version: ["3.12.6"]
 
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v5
       - name: "Setup Python ${{ matrix.python-version}}"
         uses: actions/setup-python@v5
         with:
diff --git a/.github/workflows/push-docker-image.yml b/.github/workflows/push-docker-image.yml
index 1989674..21f8e56 100644
--- a/.github/workflows/push-docker-image.yml
+++ b/.github/workflows/push-docker-image.yml
@@ -15,7 +15,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout repository
-        uses: actions/checkout@v4
+        uses: actions/checkout@v5
 
       # Set up Docker Buildx
       - name: Set up Docker Buildx
diff --git a/.github/workflows/unit-sec-test.yml b/.github/workflows/unit-sec-test.yml
index 1c272df..928d9f7 100644
--- a/.github/workflows/unit-sec-test.yml
+++ b/.github/workflows/unit-sec-test.yml
@@ -11,7 +11,7 @@ jobs:
 
     steps:
     - name: Checkout repository
-      uses: actions/checkout@v4
+      uses: actions/checkout@v5
     
     - name: Install dependencies
       run: |
@@ -26,7 +26,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout code
-        uses: actions/checkout@v4
+        uses: actions/checkout@v5
 
       - name: Build Docker Image
         run: |
@@ -50,7 +50,7 @@ jobs:
         name: app scan
         steps:
           - name: Checkout
-            uses: actions/checkout@v4
+            uses: actions/checkout@v5
           
           # Build and Tag Image
           # Run Docker Image in detached mode