diff --git a/src/renderer/src/store/thunk/messageThunk.ts b/src/renderer/src/store/thunk/messageThunk.ts
index 7bb0991d30..cd6f37095f 100644
--- a/src/renderer/src/store/thunk/messageThunk.ts
+++ b/src/renderer/src/store/thunk/messageThunk.ts
@@ -1,4 +1,5 @@
 import db from '@renderer/databases'
+import { autoRenameTopic } from '@renderer/hooks/useTopic'
 import { fetchChatCompletion } from '@renderer/services/ApiService'
 import { createStreamProcessor, type StreamProcessorCallbacks } from '@renderer/services/StreamProcessingService'
 import { estimateMessagesUsage } from '@renderer/services/TokenService'
@@ -590,6 +591,9 @@ const fetchAndProcessAssistantResponseImpl = async (
           const contextForUsage = userMsgIndex !== -1 ? orderedMsgs.slice(0, userMsgIndex + 1) : []
           const finalContextWithAssistant = [...contextForUsage, finalAssistantMsg]
 
+          // 更新topic的name
+          autoRenameTopic(assistant, topicId)
+
           const usage = await estimateMessagesUsage({ assistant, messages: finalContextWithAssistant })
           response.usage = usage
         }