diff --git a/examples/rectangle/package.json b/examples/rectangle/package.json
index 31f065b..d6f9da2 100644
--- a/examples/rectangle/package.json
+++ b/examples/rectangle/package.json
@@ -12,7 +12,7 @@
     "hikkaku": "workspace:*"
   },
   "devDependencies": {
-    "@typescript/native-preview": "^7.0.0-dev.20260127.1",
+    "@typescript/native-preview": "^7.0.0-dev.20260311.1",
     "vite": "8.0.0-beta.14"
   },
   "author": {