diff --git a/backend/app/auth/signup_routes.py b/backend/app/auth/signup_routes.py
index fb8ef30..166f418 100644
--- a/backend/app/auth/signup_routes.py
+++ b/backend/app/auth/signup_routes.py
@@ -66,8 +66,11 @@ async def signup_request(
                 )
         
         # 비밀번호 해싱
-        auth_service = AuthService(db)
-        hashed_password = auth_service.hash_password(signup_data.password)
+        import bcrypt
+        hashed_password = bcrypt.hashpw(
+            signup_data.password.encode('utf-8'),
+            bcrypt.gensalt()
+        ).decode('utf-8')
         
         # 승인 대기 상태로 사용자 생성
         new_user = user_repo.create_user(