diff --git a/docs/tutorial/tutorial-3-preload.md b/docs/tutorial/tutorial-3-preload.md
index 9804b0e1dc8..228a3b0fadf 100644
--- a/docs/tutorial/tutorial-3-preload.md
+++ b/docs/tutorial/tutorial-3-preload.md
@@ -81,7 +81,7 @@ contextBridge.exposeInMainWorld('versions', {
 To attach this script to your renderer process, pass its path to the
 `webPreferences.preload` option in the BrowserWindow constructor:
 
-```js {8-10} title="main.js"
+```js {2,8-10} title="main.js"
 const { app, BrowserWindow } = require('electron')
 const path = require('path')