diff --git a/app/admin/logic/store_product/StoreProductLogic.php b/app/admin/logic/store_product/StoreProductLogic.php
index df8425a58..1a0e41865 100644
--- a/app/admin/logic/store_product/StoreProductLogic.php
+++ b/app/admin/logic/store_product/StoreProductLogic.php
@@ -178,7 +178,7 @@ class StoreProductLogic extends BaseLogic
             //修改
             StoreBranchProduct::where('product_id', $params['id'])->update([
                 'price' => $params['price'], 'vip_price' => $params['vip_price'],
-                'cost' => $params['cost'],
+                'cost' => $params['cost'],'unit'=>$params['unit'],
                 'batch'=>$params['batch'],'store_name'=>$params['store_name'],
                 'manufacturer_information' => $params['manufacturer_information']??'',
             ]);