diff --git a/web/hooks/useSendChatMessage.ts b/web/hooks/useSendChatMessage.ts
index d247120cf..6c8f98aab 100644
--- a/web/hooks/useSendChatMessage.ts
+++ b/web/hooks/useSendChatMessage.ts
@@ -297,6 +297,10 @@ export default function useSendChatMessage() {
     const updatedThread: Thread = {
       ...activeThread,
       updated: timestamp,
+      metadata: {
+        ...(activeThread.metadata ?? {}),
+        lastMessage: prompt,
+      },
     }
 
     // change last update thread when send message