diff --git a/lib/modules/meeting/controllers/meeting_details_controller.dart b/lib/modules/meeting/controllers/meeting_details_controller.dart
index 310257ef5..6224a72c9 100644
--- a/lib/modules/meeting/controllers/meeting_details_controller.dart
+++ b/lib/modules/meeting/controllers/meeting_details_controller.dart
@@ -252,7 +252,11 @@ class MeetingDetailsController extends GetxController
       verifyQuantity++;
       DeapsoundAIService().sendMessage(
         messages: [
-          {'role': 'system', 'content': _systemPrompt},
+          {
+            'role': 'system',
+            'content':
+                '您将扮演一名会议总结专家，拥有超强的信息归纳与细分能力。不仅能高效处理各类通用场景会议，精准提炼会议核心内容，为后续思维导图生成奠定坚实基础。若涉及人员，人员名称保留[]。并根据内容只输出对应语言。',
+          },
           {'role': 'user', 'content': allText},
         ],
       ).then((value) {