diff --git a/app/api/endpoints/order.py b/app/api/endpoints/order.py
index 1e193f4..14e1b8e 100644
--- a/app/api/endpoints/order.py
+++ b/app/api/endpoints/order.py
@@ -351,7 +351,10 @@ async def get_order_detail(
         return error_response(code=404, message="订单不存在")
 
     # 计算配送员分账金额
-    deliveryman_share = round(order.original_amount * (current_user.delivery_commission_rate / 100.0), 1)
+    deliveryman_share = 0 
+    
+    if current_user.delivery_commission_rate:
+        deliveryman_share = round(order.original_amount * (current_user.delivery_commission_rate / 100.0), 1)
 
     # 如果有配送员 id，则获取配送员信息
     if order.deliveryman_user_id: