diff --git a/.github/workflows/mcp-ci.yml b/.github/workflows/mcp-ci.yml
index ddb5a50..d361d19 100644
--- a/.github/workflows/mcp-ci.yml
+++ b/.github/workflows/mcp-ci.yml
@@ -22,7 +22,7 @@ jobs:
     runs-on: ubuntu-latest
     timeout-minutes: 5
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v6
       - uses: pnpm/action-setup@v4
       - uses: actions/setup-node@v4
         with:
@@ -38,7 +38,7 @@ jobs:
     runs-on: ubuntu-latest
     timeout-minutes: 10
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v6
       - uses: pnpm/action-setup@v4
       - uses: actions/setup-node@v4
         with:
@@ -57,7 +57,7 @@ jobs:
     runs-on: ubuntu-latest
     timeout-minutes: 5
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v6
       - uses: pnpm/action-setup@v4
       - uses: actions/setup-node@v4
         with:
diff --git a/.github/workflows/mcp-publish.yml b/.github/workflows/mcp-publish.yml
index 767f090..bbf6b08 100644
--- a/.github/workflows/mcp-publish.yml
+++ b/.github/workflows/mcp-publish.yml
@@ -26,7 +26,7 @@ jobs:
       contents: read
       id-token: write
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v6
       - uses: pnpm/action-setup@v4
       - uses: actions/setup-node@v4
         with: