diff --git a/app/Linebot_handler/Handlers.py b/app/Linebot_handler/Handlers.py
index f62242e..62d8227 100644
--- a/app/Linebot_handler/Handlers.py
+++ b/app/Linebot_handler/Handlers.py
@@ -1,4 +1,4 @@
-from Linebot_handler import captcha_state
+from Linebot_handler import Captcha_state
 from Linebot_handler.Expense import (
     EXPENSE_TEMPLATE,
     save_expense,
@@ -41,10 +41,10 @@ def handle_captcha(text: str) -> bool:
     if (
         text.isdigit()
         and len(text) == 5
-        and captcha_state.captcha_event
-        and not captcha_state.captcha_event.is_set()
+        and Captcha_state.captcha_event
+        and not Captcha_state.captcha_event.is_set()
     ):
-        captcha_state.captcha_answer = text
-        captcha_state.captcha_event.set()
+        Captcha_state.captcha_answer = text
+        Captcha_state.captcha_event.set()
         return True
     return False
\ No newline at end of file