diff --git a/app/Request/Admin/DepotRequest.php b/app/Request/Admin/DepotRequest.php
index 703d217..6a64519 100644
--- a/app/Request/Admin/DepotRequest.php
+++ b/app/Request/Admin/DepotRequest.php
@@ -38,7 +38,7 @@ class DepotRequest extends FormRequest
         'depot_edit' => ['id','name'],
         'depot_delete' => ['id'],
         'purchase' => ['depot_id','material_id','supplier_id','purchase_price','number','city_id','kitchen_id'],
-        'purchase_back' => ['id','number'],
+        'purchase_back' => ['id'],
         'purchase_list' => ['limit','query_id','query_kitchen_id','type'],
     ];
 }
diff --git a/app/Service/Admin/Depot/DepotService.php b/app/Service/Admin/Depot/DepotService.php
index 000eb68..9165d76 100644
--- a/app/Service/Admin/Depot/DepotService.php
+++ b/app/Service/Admin/Depot/DepotService.php
@@ -190,7 +190,7 @@ class DepotService extends BaseService{
     public function purchaseBack():array
     {
         $id = (int)$this->request->input('id');
-        $number = (double)$this->request->input('number');
+//        $number = (double)$this->request->input('number');
         $info = $this->DepotPurchaseModel->getDepotPurchase($id);
         if (!empty($info)){
             $depotPurchase = new DepotPurchase();
@@ -199,15 +199,15 @@ class DepotService extends BaseService{
             $depotPurchase->supplier_id = $info->supplier_id;
             $depotPurchase->type = 2;
             $depotPurchase->purchase_price = $info->purchase_price;
-            if (empty($number)){
+//            if (empty($number)){
                 $depotPurchase->number = $info->number;
-            }
-            else{
-                if ($info->number >= $number)
-                    $depotPurchase->number = $number;
-                else
-                    throw new ErrException('采购退货数量不能大于进货数量');
-            }
+//            }
+//            else{
+//                if ($info->number >= $number)
+//                    $depotPurchase->number = $number;
+//                else
+//                    throw new ErrException('采购退货数量不能大于进货数量');
+//            }
 
             $depotPurchase->sum_price = $depotPurchase->purchase_price * $depotPurchase->number;
             $depotPurchase->city_id = $info->city_id;
diff --git a/sync/http/admin/auth.http b/sync/http/admin/auth.http
index b760d82..1b2bb05 100644
--- a/sync/http/admin/auth.http
+++ b/sync/http/admin/auth.http
@@ -394,5 +394,5 @@ POST {{host}}/admin/depot/depot_purchase_back
 Content-Type: application/x-www-form-urlencoded
 Authorization: Bearer {{admin_token}}
 
-id=6&number=2
+id=6