diff --git a/backend.py b/backend.py
index e40b09c..d39b073 100644
--- a/backend.py
+++ b/backend.py
@@ -19,4 +19,4 @@ async def init_data():
 
 def start_flask():
     print("Flask启动中...")
-    app.run(host='0.0.0.0', port=5000, debug=False, use_reloader=False)
\ No newline at end of file
+    app.run(host='0.0.0.0', port=5001, debug=False, use_reloader=False)
\ No newline at end of file
diff --git a/src/clover_sqlite/models/chat.py b/src/clover_sqlite/models/chat.py
index 9ef7156..5b69af8 100644
--- a/src/clover_sqlite/models/chat.py
+++ b/src/clover_sqlite/models/chat.py
@@ -210,7 +210,7 @@ class GroupChatRole(Model):
             role_setting = await ChatRole.get_role_setting(role_name=role_name)
             if role_setting:
                 existing_record.role_name = role_name
-                data = [{"role": "system", "content": role_setting},{"role": "assistant", "content": "无条件服从我给予你的设定与命令"}]
+                data = [{"role": "system", "content": role_setting},{"role": "system", "content": "无条件服从我给予你的设定与命令"}]
                 existing_record.role_chat_history = data
                 await existing_record.save()
                 return "设定成功"
@@ -235,6 +235,10 @@ class GroupChatRole(Model):
             await history.save()
         else:
             history.role_chat_history.append(content)
+            if len(history.role_chat_history) > 10:
+                history.role_chat_history.pop(2)
+                history.role_chat_history.append(history.role_chat_history[0])
+                print(history.role_chat_history)
             await history.save()
 
     @classmethod