diff --git a/telegram-application/src/core/tg_service/service.py b/telegram-application/src/core/tg_service/service.py
index 96bb5b5..f72e4ba 100644
--- a/telegram-application/src/core/tg_service/service.py
+++ b/telegram-application/src/core/tg_service/service.py
@@ -1,3 +1,4 @@
+import asyncio
 import uuid
 
 from pyrogram.types.user_and_chats import User as PyroUser, Chat as PyroChat
@@ -6,11 +7,13 @@ from src.core.database import TgChat, User
 from src.core.rabbitmq.connect import message_handler_publisher
 from src.core.redis_helper.redis_connect import redis_client
 from src.core.tg_service.constants import MESSAGE_CHANG_SIZE
-from src.core.tg_service.messages_handler import lock
 from src.core.tg_service.schemas import UserFromMessageSchema, MessagesForSendToWorkersSchema, MessageFromChatSchema
 from src.core.database.connect import db_helper
 from src.core.tg_service import crud as tg_crud
 
+lock = asyncio.Lock()
+
+
 
 async def check_user_exists(
         user_pyrogram: PyroUser,