diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index a5888fd..1117120 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -20,7 +20,7 @@ jobs:
       lint-status: ${{ steps.lint-summary.outputs.status }}
     steps:
       - name: Checkout code
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
         
       - name: Setup Go
         uses: actions/setup-go@v6
@@ -109,7 +109,7 @@ jobs:
         os: [ubuntu-latest, macos-latest]
     steps:
       - name: Checkout code
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
         
       - name: Setup Go
         uses: actions/setup-go@v6
@@ -163,7 +163,7 @@ jobs:
     continue-on-error: true  # Make coverage a warning, not a failure
     steps:
       - name: Checkout code
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
           
       - name: Download coverage from test job
         uses: actions/download-artifact@v5
@@ -333,7 +333,7 @@ jobs:
     needs: [lint, test]
     steps:
       - name: Checkout code
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
         
       - name: Setup Go
         uses: actions/setup-go@v6
@@ -365,7 +365,7 @@ jobs:
     needs: build
     steps:
       - name: Checkout code
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
         
       - name: Clean Go module cache to prevent conflicts
         run: |
diff --git a/.github/workflows/proto.yml b/.github/workflows/proto.yml
index d79c7c5..54dff42 100644
--- a/.github/workflows/proto.yml
+++ b/.github/workflows/proto.yml
@@ -22,7 +22,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout code
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
         
       - name: Setup Buf
         uses: bufbuild/buf-setup-action@v1
@@ -56,10 +56,10 @@ jobs:
     if: github.event_name == 'pull_request'
     steps:
       - name: Checkout PR
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
         
       - name: Checkout main
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
         with:
           ref: main
           path: .base
@@ -131,7 +131,7 @@ jobs:
         protoc-version: ['3.19.0', '3.20.0', '25.1']
     steps:
       - name: Checkout code
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
         
       - name: Setup Protoc
         uses: arduino/setup-protoc@v3
@@ -169,7 +169,7 @@ jobs:
     if: github.event_name == 'push' && github.ref == 'refs/heads/main'
     steps:
       - name: Checkout code
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
         
       - name: Setup Buf
         uses: bufbuild/buf-setup-action@v1
diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index d9d3c2e..a915b0c 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -23,7 +23,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout code
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
         with:
           fetch-depth: 0
           
@@ -88,7 +88,7 @@ jobs:
             dockerfile: Dockerfile.openapi
     steps:
       - name: Checkout code
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
         
       - name: Set up QEMU
         uses: docker/setup-qemu-action@v3
@@ -143,7 +143,7 @@ jobs:
     if: startsWith(github.ref, 'refs/tags/')
     steps:
       - name: Checkout code
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
         
       - name: Get release info
         id: release