diff --git a/app/Line/Captcha_state.py b/app/Linebot_handler/Captcha_state.py
similarity index 100%
rename from app/Line/Captcha_state.py
rename to app/Linebot_handler/Captcha_state.py
diff --git a/app/Line/Expense.py b/app/Linebot_handler/Expense.py
similarity index 98%
rename from app/Line/Expense.py
rename to app/Linebot_handler/Expense.py
index 6b03db8..ff523fd 100644
--- a/app/Line/Expense.py
+++ b/app/Linebot_handler/Expense.py
@@ -2,8 +2,8 @@ import re
 from datetime import datetime, date
 from sqlalchemy.orm import Session
 from sqlalchemy import text
-from db.models import User, LineUser, Category, CategoryRule, Expense
-from db.session import SessionLocal
+from DB.Models import User, LineUser, Category, CategoryRule, Expense
+from DB.Session import SessionLocal
 
 EXPENSE_TEMPLATE = (
     "請填寫以下記帳資料後傳回：\n\n"
diff --git a/app/Line/Handlers.py b/app/Linebot_handler/Handlers.py
similarity index 97%
rename from app/Line/Handlers.py
rename to app/Linebot_handler/Handlers.py
index 8b6ce1d..0d0c8b3 100644
--- a/app/Line/Handlers.py
+++ b/app/Linebot_handler/Handlers.py
@@ -1,5 +1,5 @@
 from line import captcha_state
-from line.expense import (
+from Linebot_handler.Expense import (
     EXPENSE_TEMPLATE,
     save_expense,
     delete_expense,
diff --git a/app/Line/Router.py b/app/Linebot_handler/Router.py
similarity index 96%
rename from app/Line/Router.py
rename to app/Linebot_handler/Router.py
index 6166e62..f7f3ae1 100644
--- a/app/Line/Router.py
+++ b/app/Linebot_handler/Router.py
@@ -10,7 +10,7 @@ from linebot.v3.messaging import (
 from linebot.v3.webhooks import MessageEvent, TextMessageContent, FollowEvent
 from linebot.v3.exceptions import InvalidSignatureError
 from config import LINE_CHANNEL_ACCESS_TOKEN, LINE_CHANNEL_SECRET
-from line.handlers import handle_text, handle_captcha
+from Linebot_handler.Handlers import handle_text, handle_captcha
 
 router = APIRouter()
 configuration = Configuration(access_token=LINE_CHANNEL_ACCESS_TOKEN)
diff --git a/app/main.py b/app/main.py
index ad49377..a2324d6 100644
--- a/app/main.py
+++ b/app/main.py
@@ -2,9 +2,9 @@ import nest_asyncio
 nest_asyncio.apply()
 
 from fastapi import FastAPI
-from line.router import router as line_router
-from invoice.router import router as invoice_router
-from trading.router import router as trading_router
+from Linebot_handler.Router import router as line_router
+from Invoice.Router import router as invoice_router
+from Trading.Router import router as trading_router
 
 app = FastAPI()