diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 47cd696..433ff4f 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -35,7 +35,7 @@ jobs:
     runs-on: ubuntu-latest
 
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v6
 
       # ── Runtime setup ──────────────────────────────────────────────────────
       # Node + pnpm are required by the script for JS/TS steps [1–4].