diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 069d136..6a0fe27 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -22,7 +22,7 @@ jobs:
         python-version: ["3.11", "3.12", "3.13"]
 
     steps:
-    - uses: actions/checkout@v4
+    - uses: actions/checkout@v5
       with:
         fetch-depth: 0
 
@@ -90,7 +90,7 @@ jobs:
           --health-retries 5
 
     steps:
-    - uses: actions/checkout@v4
+    - uses: actions/checkout@v5
 
     - name: Set up Python ${{ matrix.python-version }}
       uses: actions/setup-python@v5
@@ -133,7 +133,7 @@ jobs:
     runs-on: ubuntu-latest
 
     steps:
-    - uses: actions/checkout@v4
+    - uses: actions/checkout@v5
 
     - name: Set up Docker Buildx
       uses: docker/setup-buildx-action@v3
@@ -154,7 +154,7 @@ jobs:
     if: github.event_name == 'push' && github.ref == 'refs/heads/main'
 
     steps:
-    - uses: actions/checkout@v4
+    - uses: actions/checkout@v5
 
     - name: Run Trivy vulnerability scanner
       uses: aquasecurity/trivy-action@master
@@ -175,7 +175,7 @@ jobs:
     runs-on: ubuntu-latest
 
     steps:
-    - uses: actions/checkout@v4
+    - uses: actions/checkout@v5
 
     - name: Set up Python
       uses: actions/setup-python@v5
diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index bf5244a..37dcee7 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -22,7 +22,7 @@ jobs:
     runs-on: ubuntu-latest
 
     steps:
-    - uses: actions/checkout@v4
+    - uses: actions/checkout@v5
       with:
         fetch-depth: 0
 
@@ -58,7 +58,7 @@ jobs:
     runs-on: ubuntu-latest
 
     steps:
-    - uses: actions/checkout@v4
+    - uses: actions/checkout@v5
 
     - name: Set up Docker Buildx
       uses: docker/setup-buildx-action@v3
@@ -100,7 +100,7 @@ jobs:
     runs-on: ubuntu-latest
 
     steps:
-    - uses: actions/checkout@v4
+    - uses: actions/checkout@v5
 
     - name: Download artifacts
       uses: actions/download-artifact@v3
@@ -166,7 +166,7 @@ jobs:
       url: https://pypi.org/p/mcp-code-analysis-server
 
     steps:
-    - uses: actions/checkout@v4
+    - uses: actions/checkout@v5
 
     - name: Download artifacts
       uses: actions/download-artifact@v3