diff --git a/docs/guides/ssr-and-hydration.md b/docs/guides/ssr-and-hydration.md
index b0f97512bc..7b3f1dbc4c 100644
--- a/docs/guides/ssr-and-hydration.md
+++ b/docs/guides/ssr-and-hydration.md
@@ -148,7 +148,7 @@ import ReactDOMClient from 'react-dom/client'
 
 import { App } from './app.tsx'
 
-ReactDOMClient.hydrateRoot(<App />, document)
+ReactDOMClient.hydrateRoot(document, <App />)
 ```
 
 ```tsx