diff --git a/playground/node/node.test.mjs b/playground/node/node.test.mjs
index befce9a..307e810 100644
--- a/playground/node/node.test.mjs
+++ b/playground/node/node.test.mjs
@@ -6,7 +6,10 @@ import { fetch } from 'ofetch'
 const sleep = (ms) => new Promise((resolve) => setTimeout(resolve, ms))
 
 test('node integration test', async () => {
-  const child = spawn('npx', ['tsx', './index.ts'], { cwd: process.cwd(), stdio: 'inherit' })
+  const child = spawn('npx', ['--no-install', 'tsx', './index.ts'], {
+    cwd: process.cwd(),
+    stdio: 'inherit',
+  })
   await sleep(2000)
 
   const req = new Request('http://localhost:8123')
diff --git a/playground/node/package.json b/playground/node/package.json
index d7fc08b..f6c03c3 100644
--- a/playground/node/package.json
+++ b/playground/node/package.json
@@ -13,6 +13,7 @@
     "typescript": "^5.2.2"
   },
   "devDependencies": {
+    "tsx": "^3.14.0",
     "ofetch": "^1.3.3",
     "bun-types": "latest",
     "@types/node": "^20.6.0"