diff --git a/app/common/repositories/store/product/ProductRepository.php b/app/common/repositories/store/product/ProductRepository.php
index 4889122b..503115ae 100644
--- a/app/common/repositories/store/product/ProductRepository.php
+++ b/app/common/repositories/store/product/ProductRepository.php
@@ -2370,8 +2370,8 @@ class ProductRepository extends BaseRepository
             if ($stockIn <= 0) {
                 throw new ValidateException('入库数量不能小于等于0');
             }
-            $attrValue->stock = $attrValue->stock + $stockIn;
-            $attrValue->save();
+            ProductAttrValue::where('mer_id', $merId)->where('product_id', $product['product_id'])->where('sku', $sku)->update(['stock'=>$attrValue->stock + $stockIn]);
+
             $product->stock = $stockIn + $product->stock;
             if (!$product->save()) {
                 throw new \Exception('商品库存保存失败', 500);