diff --git a/business/jxstore/cms/sku.go b/business/jxstore/cms/sku.go
index 3b6db3c78..bf8f8cbb2 100644
--- a/business/jxstore/cms/sku.go
+++ b/business/jxstore/cms/sku.go
@@ -1235,6 +1235,7 @@ func AddSku(ctx *jxcontext.Context, nameID int, sku *model.Sku, userName string)
 	} else if beego.BConfig.RunMode == "prod" {
 		sku.LadderBoxPrice = 20
 	}
+	sku.LadderBoxNum = 1
 	dao.Begin(db)
 	defer func() {
 		if r := recover(); r != nil {