diff --git a/platform/modules/v1/controllers/ErpController.php b/platform/modules/v1/controllers/ErpController.php
index 646e2de..7f365e8 100644
--- a/platform/modules/v1/controllers/ErpController.php
+++ b/platform/modules/v1/controllers/ErpController.php
@@ -78,7 +78,7 @@ class ErpController extends Controller
                         'productSku' => $vv['drug_no'],
                         'quantity' => $vv['number'],
                         'paymentPrice' => $vv['price'],
-                        'price' => round($vv['number'] * $vv['price'], 2)
+                        'price' => round($vv['number'] * $vv['buy_price'], 2)
                     ];
                 }
                 $erpData[$k]['orderItems'] = $orderItems;