diff --git a/packages/application/auth/login_use_case.py b/packages/application/auth/login_use_case.py
index a56f6641f..fec87e793 100755
--- a/packages/application/auth/login_use_case.py
+++ b/packages/application/auth/login_use_case.py
@@ -11,7 +11,8 @@ import jwt as pyjwt
 
 from packages.adapters.redis import get_session_store
 from packages.adapters.redis.session_store import SessionStore
-from packages.application.auth import jwt_service, password_hasher
+from packages.application.auth import password_hasher
+from packages.application.auth.jwt_service import jwt_service
 
 LEGACY_SHA256_HEX_LENGTH = 64
 
@@ -169,10 +170,9 @@ class RefreshTokenUseCase:
     def __init__(self, user_repository, session_store: Optional[SessionStore] = None):
         self.user_repository = user_repository
         self.session_store = session_store or get_session_store()
-        # Import jwt_service for token creation
-        from packages.application.auth import jwt_service as jwt_svc_module
-        self.jwt_service = jwt_svc_module
-        self._jwt_secret_key = jwt_svc_module.config.SECRET_KEY
+        # jwt_service proxy already imported at module level (line 15)
+        self.jwt_service = jwt_service
+        self._jwt_secret_key = jwt_service.config.SECRET_KEY
 
     def execute(self, request: RefreshTokenRequest) -> tuple[Optional[LoginResponse], Optional[str]]:
         """