diff --git a/app/admin/svc/enterprise_manage/svc_self_support_for_school.go b/app/admin/svc/enterprise_manage/svc_self_support_for_school.go
index 1dbed34..41b04df 100644
--- a/app/admin/svc/enterprise_manage/svc_self_support_for_school.go
+++ b/app/admin/svc/enterprise_manage/svc_self_support_for_school.go
@@ -1407,7 +1407,7 @@ func SelfSupportForSchoolOrdPartRefund(req md.SelfSupportForSchoolOrdPartRefundR
 
 		//3、修改 self_support_for_school_ord 的 `order_status` 字段
 		selfSupportForSchoolOrd.Set(v.OutOrderNo)
-		v.RefundAmount = v.TradeAmount
+		v.RefundAmount = req.RefundAmount
 		v.OrderStatus = enum2.SelfSupportForSchoolOrdOrderStatusForPartRefund
 		selfSupportForSchoolOrd.SelfSupportForSchoolOrdUpdate(&v, "order_status", "refund_amount")
 	}