diff --git a/web/src/components/ChatComponent.vue b/web/src/components/ChatComponent.vue
index 7ed84bc9..25b6143a 100644
--- a/web/src/components/ChatComponent.vue
+++ b/web/src/components/ChatComponent.vue
@@ -434,7 +434,7 @@ const fetchChatResponse = (user_input, cur_res_id) => {
 
   const params = {
     query: user_input,
-    history: getHistory(),
+    history: getHistory().slice(0, -1), // 去掉最后一条刚添加的用户消息,
     meta: meta,
     cur_res_id: cur_res_id,
   }