diff --git a/src/const/settings/agent.ts b/src/const/settings/agent.ts
index 43126eabe519c..f35713b4a5795 100644
--- a/src/const/settings/agent.ts
+++ b/src/const/settings/agent.ts
@@ -18,7 +18,7 @@ export const DEFAULT_AGENT_CHAT_CONFIG: LobeAgentChatConfig = {
   displayMode: 'chat',
   enableAutoCreateTopic: true,
   enableCompressHistory: true,
-  enableHistoryCount: false,
+  enableHistoryCount: true,
   historyCount: 20,
 };