diff --git a/app/api/endpoints/order.py b/app/api/endpoints/order.py
index d2ac95d..c3712ab 100644
--- a/app/api/endpoints/order.py
+++ b/app/api/endpoints/order.py
@@ -410,10 +410,12 @@ async def get_order_detail(
 
     # 计算配送员分账金额
     deliveryman_share = 0 
-    if current_user.delivery_commission_rate is not None:
-        deliveryman_share = round(order.original_amount_with_additional_fee * (current_user.delivery_commission_rate / 100.0), 2)
-    if current_user.delivery_commission_fixed is not None:
+    if current_user.delivery_commission_fixed > 0:
         deliveryman_share = current_user.delivery_commission_fixed
+    elif current_user.delivery_commission_rate > 0:
+        deliveryman_share = round(order.original_amount_with_additional_fee * (current_user.delivery_commission_rate / 100.0), 2)
+    else:
+        deliveryman_share = 0
 
     # 如果有配送员 id，则获取配送员信息
     if order.deliveryman_user_id:
@@ -1166,19 +1168,23 @@ async def deliveryman_complete_order(
         order.completed_time = datetime.now()
         
         # 计算配送员分账金额
-        if current_user.delivery_commission_rate is not None:
+        if current_user.delivery_commission_rate > 0:
             deliveryman_share = order.original_amount_with_additional_fee * current_user.delivery_commission_rate / 100
-        else:
+        elif current_user.delivery_commission_fixed > 0:
             deliveryman_share = current_user.delivery_commission_fixed
+        else:
+            deliveryman_share = 0
             
         # 使用账户管理器处理分账
-        account_manager = AccountManager(db)
-        account_manager.change_balance(
-            user_id=order.deliveryman_user_id,
-            amount=deliveryman_share,
-            description=f"配送订单收益",
-            transaction_id=orderid
-        )
+        if deliveryman_share > 0:
+            account_manager = AccountManager(db)
+            account_manager.change_balance(
+                user_id=order.deliveryman_user_id,
+                amount=deliveryman_share,
+                description=f"配送订单收益",
+                transaction_id=orderid
+            )
+        
         db.commit()
 
         # 如果当前订单是首单，如果有邀请人，给邀请人发放优惠券