diff --git a/maubot_llmplus/aibot.py b/maubot_llmplus/aibot.py
index 1737f5c..fec9ac9 100644
--- a/maubot_llmplus/aibot.py
+++ b/maubot_llmplus/aibot.py
@@ -12,26 +12,6 @@ from maubot_llmplus.platforms import Platform
 from maubot_llmplus.plugin import AbsExtraConfigPlugin
 from maubot_llmplus.thrid_platform import OpenAi, Anthropic
 
-"""
-配置文件加载
-"""
-
-
-class Config(BaseProxyConfig):
-
-    def do_update(self, helper: ConfigUpdateHelper) -> None:
-        helper.copy("allowed_users")
-        helper.copy("use_platform")
-        helper.copy("name")
-        helper.copy("reply_in_thread")
-        helper.copy("enable_multi_user")
-        helper.copy("system_prompt")
-        helper.copy("platforms")
-        helper.copy("additional_prompt")
-
-        super._cur_model = helper.base['platforms'][helper.base['use_platform']]['model']
-
-
 class AiBotPlugin(AbsExtraConfigPlugin):
 
     async def start(self) -> None:
diff --git a/maubot_llmplus/platforms.py b/maubot_llmplus/platforms.py
index e444378..36df96d 100644
--- a/maubot_llmplus/platforms.py
+++ b/maubot_llmplus/platforms.py
@@ -6,9 +6,8 @@ from typing import Optional, List, Generator
 from aiohttp import ClientSession
 from maubot import Plugin
 from mautrix.types import MessageEvent, EncryptedEvent
-from mautrix.util.config import BaseProxyConfig
 
-from maubot_llmplus.plugin import AbsExtraConfigPlugin
+from maubot_llmplus.plugin import AbsExtraConfigPlugin, Config
 
 """
     AI响应对象
@@ -36,7 +35,7 @@ class Platform:
     system_prompt: str
     max_context_messages: int
 
-    def __init__(self, config: BaseProxyConfig, http: ClientSession) -> None:
+    def __init__(self, config: Config, http: ClientSession) -> None:
         self.http = http
         self.config = config['platforms'][self.get_type()]
         self.url = self.config['url']
diff --git a/maubot_llmplus/plugin.py b/maubot_llmplus/plugin.py
index 0c1d120..494a902 100644
--- a/maubot_llmplus/plugin.py
+++ b/maubot_llmplus/plugin.py
@@ -1,4 +1,5 @@
 from maubot import Plugin
+from mautrix.util.config import BaseProxyConfig, ConfigUpdateHelper
 
 
 class AbsExtraConfigPlugin(Plugin):
@@ -10,8 +11,28 @@ class AbsExtraConfigPlugin(Plugin):
         self.default_username = await self.client.get_displayname(self.client.mxid)
         self.user_id = self.client.parse_user_id(self.client.mxid)[0]
 
-
     def get_bot_name(self) -> str:
         return self.config['name'] or \
             self.default_username or \
             self.user_id
+
+
+"""
+    配置文件加载
+"""
+
+
+class Config(BaseProxyConfig):
+    _cur_model: str
+
+    def do_update(self, helper: ConfigUpdateHelper) -> None:
+        helper.copy("allowed_users")
+        helper.copy("use_platform")
+        helper.copy("name")
+        helper.copy("reply_in_thread")
+        helper.copy("enable_multi_user")
+        helper.copy("system_prompt")
+        helper.copy("platforms")
+        helper.copy("additional_prompt")
+
+        self._cur_model = helper.base['platforms'][helper.base['use_platform']]['model']