From 217c3daaa8cc23ff967696fbb0b91d951f43fefb Mon Sep 17 00:00:00 2001
From: Sergey Levkovich <levkovich2806@gmail.com>
Date: Tue, 21 Feb 2023 13:54:02 +0400
Subject: [PATCH] Update event-system.md

---
 documentation/docs/api/event-system.md | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/documentation/docs/api/event-system.md b/documentation/docs/api/event-system.md
index 63e98513..521c813b 100644
--- a/documentation/docs/api/event-system.md
+++ b/documentation/docs/api/event-system.md
@@ -150,7 +150,7 @@ A basic implementation could look something like this. In the following example
 <TabItem value="App.jsx" label="App.jsx">
 
 ```jsx showLineNumbers title="App.jsx"
-import React, { Fragment, useState } from "react";
+import React, { Fragment, useState, useCallback, useEffect } from "react";
 import { Unity, useUnityContext } from "react-unity-webgl";
 
 function App() {