diff --git a/app/Admin/Services/OrderPackageService.php b/app/Admin/Services/OrderPackageService.php
index c1782e9c..2774c8f7 100644
--- a/app/Admin/Services/OrderPackageService.php
+++ b/app/Admin/Services/OrderPackageService.php
@@ -68,14 +68,6 @@ class OrderPackageService
             $package->shipping_number = $params['shipping_number'];
             //保存发货单
             $package->save();
-            //保存发货单商品
-            OrderPackageProduct::insert(array_map(function ($value) use ($package) {
-                return array_merge($value, [
-                    'order_package_id'  => $package->id,
-                    'created_at' => $package->created_at,
-                    'updated_at' => $package->created_at,
-                ]);
-            }, $packageProducts));
 
             if (app_settings('kuaidi100.is_use')) {
                 $kuaidi100Service = new Kuaidi100Service();
@@ -83,14 +75,30 @@ class OrderPackageService
             }
         } else {
             //更新现有的包裹商品
-            foreach ($packageProducts as $packageProduct) {
-                OrderPackageProduct::where([
+            foreach ($packageProducts as $key => $packageProduct) {
+                //如果包裹商品已存在则更新
+                $_package_product = OrderPackageProduct::where([
                     'order_package_id'=>$package->id,
                     'order_product_id'=>$packageProduct['order_product_id'],
-                    ])->increment('quantity', $packageProduct['quantity']);
+                    ])->first();
+                if ($_package_product) {
+                    $_package_product->increment('quantity', $packageProduct['quantity']);
+                    unset($packageProducts[$key]);
+                }
             }
         }
 
+        //保存新增发货单商品
+        if (count($packageProducts) > 0) {
+            OrderPackageProduct::insert(array_map(function ($value) use ($package) {
+                return array_merge($value, [
+                    'order_package_id'  => $package->id,
+                    'created_at' => $package->created_at,
+                    'updated_at' => $package->created_at,
+                ]);
+            }, $packageProducts));
+        }
+
         //更新订单状态
         if (!OrderProduct::where('order_id', $order->id)->where('remain_quantity', '>', 0)->exists()) {
             $order->update([