diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 6524442..5217883 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -15,7 +15,7 @@ jobs:
       - uses: actions/checkout@v6
 
       - name: Set up Go
-        uses: actions/setup-go@v5
+        uses: actions/setup-go@v6
         with:
           go-version: '1.25.7'
           cache: true
diff --git a/.github/workflows/claude.yml b/.github/workflows/claude.yml
index 8c85866..70ba1ff 100644
--- a/.github/workflows/claude.yml
+++ b/.github/workflows/claude.yml
@@ -87,7 +87,7 @@ jobs:
       actions: read # Required for Claude to read CI results on PRs
     steps:
       - name: Checkout repository
-        uses: actions/checkout@v4
+        uses: actions/checkout@v6
         with:
           fetch-depth: 1