From 49ebed1b5bc753b9584ea137943ab22985f3bfe3 Mon Sep 17 00:00:00 2001
From: Kathryn Middleton <kmiddleton14@gmail.com>
Date: Wed, 8 Nov 2023 13:08:58 -0500
Subject: [PATCH] Fix useOptimistic demo bug (#6422)

---
 src/content/reference/react/useOptimistic.md | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/content/reference/react/useOptimistic.md b/src/content/reference/react/useOptimistic.md
index d0511b1a9..47593a0ae 100644
--- a/src/content/reference/react/useOptimistic.md
+++ b/src/content/reference/react/useOptimistic.md
@@ -116,7 +116,7 @@ export default function App() {
   ]);
   async function sendMessage(formData) {
     const sentMessage = await deliverMessage(formData.get("message"));
-    setMessages([...messages, { text: sentMessage }]);
+    setMessages((messages) => [...messages, { text: sentMessage }]);
   }
   return <Thread messages={messages} sendMessage={sendMessage} />;
 }