diff --git a/nonebot_plugin_dialectlist/__init__.py b/nonebot_plugin_dialectlist/__init__.py
index becd63b..213e39c 100644
--- a/nonebot_plugin_dialectlist/__init__.py
+++ b/nonebot_plugin_dialectlist/__init__.py
@@ -201,5 +201,6 @@ async def handle_message(
         
     await rankings.send(msg)
     await asyncio.sleep(1) #让图片先发出来
-    await rankings.finish(plugin_config.dialectlist_string_suffix_format.format(timeCost=time.time()-st-1))
+    if plugin_config.dialectlist_string_suffix_format:
+        await rankings.finish(plugin_config.dialectlist_string_suffix_format.format(timecost=time.time()-st-1))
     
diff --git a/nonebot_plugin_dialectlist/config.py b/nonebot_plugin_dialectlist/config.py
index 8e44f81..d90bb98 100644
--- a/nonebot_plugin_dialectlist/config.py
+++ b/nonebot_plugin_dialectlist/config.py
@@ -6,8 +6,8 @@ from pydantic import BaseModel, Extra
 class Config(BaseModel, extra=Extra.ignore):
 
     timezone: Optional[str]
-    dialectlist_string_format: str = '第{index}名：\n{nickname},{chatDataNum}条消息\n' #消息格式
-    dialectlist_string_suffix_format: str = '你们的职业是水群吗？————MYX\n计算花费时间:{timeCost}秒' #消息后缀格式
+    dialectlist_string_format: str = '第{index}名：\n{nickname},{chatdatanum}条消息\n' #消息格式
+    dialectlist_string_suffix_format: Optional[str] = '你们的职业是水群吗？————MYX\n计算花费时间:{timecost}秒' #消息后缀格式
     dialectlist_get_num:int = 10 #获取人数数量
     dialectlist_visualization:bool = True #是否可视化
     dialectlist_visualization_type:Literal['饼图','圆环图','柱状图'] = '圆环图' #可视化方案
diff --git a/nonebot_plugin_dialectlist/function.py b/nonebot_plugin_dialectlist/function.py
index 227dc7b..b7e52d9 100644
--- a/nonebot_plugin_dialectlist/function.py
+++ b/nonebot_plugin_dialectlist/function.py
@@ -183,7 +183,7 @@ async def msg_list2msg(
     for i in range(got_num):
         index = i+1
         nickname,chatdatanum = ranking[i]
-        str_example = plugin_config.dialectlist_string_format.format(index=index,nickname=nickname,chatDataNum=chatdatanum)
+        str_example = plugin_config.dialectlist_string_format.format(index=index,nickname=nickname,chatdatanum=chatdatanum)
         out = out + str_example
         
     logger.debug(out)