diff --git a/app/api/endpoints/order.py b/app/api/endpoints/order.py
index 47b9819..3c1cc6c 100644
--- a/app/api/endpoints/order.py
+++ b/app/api/endpoints/order.py
@@ -51,7 +51,7 @@ def calculate_price(price_request: OrderPriceCalculateRequest,user: UserDB,db: S
             OrderPriceResult: 包含价格信息和使用的优惠券/积分信息
         """
         # 计算所有包裹中的取件码总数
-        if price_request.package_count > 0:
+        if price_request.pickup_images:
             package_count = price_request.package_count
         else:
             package_count = sum(
diff --git a/app/models/order.py b/app/models/order.py
index 18b96ee..6788ff9 100644
--- a/app/models/order.py
+++ b/app/models/order.py
@@ -107,7 +107,7 @@ class OrderPackage(BaseModel):
 
 # 先定义 OrderPriceCalculateRequest
 class OrderPriceCalculateRequest(BaseModel):
-    package_count: Optional[int] = None
+    package_count: int = 0
     pickup_images: Optional[str] = None
     packages: Optional[List[OrderPackage]] = None