diff --git a/backend/order_api.py b/backend/order_api.py
index 1730c2d..0f97f98 100644
--- a/backend/order_api.py
+++ b/backend/order_api.py
@@ -298,7 +298,7 @@ def submit_geoyoung_order(order: dict, dry_run: bool, cart_only: bool = True) ->
                     result = geo_session.quick_order(
                         kd_code=kd_code,
                         quantity=order_qty,
-                        specification=spec if spec else None,
+                        spec=spec if spec else None,
                         check_stock=True
                     )