diff --git a/server/wheelserver/api/v1/shop/shop.go b/server/wheelserver/api/v1/shop/shop.go
index 9aeddd0f..d084e2ac 100644
--- a/server/wheelserver/api/v1/shop/shop.go
+++ b/server/wheelserver/api/v1/shop/shop.go
@@ -84,7 +84,7 @@ func (this *ShopApi) Buy(c *gin.Context) {
 	chip.AccountId = s.GetAccountId()
 	chip.ItemId = itemMeta.GetId()
 	chip.ItemNum = 1
-	chip.ExpireTime = int32(nowTime)
+	chip.ExpireTime = int32(nowTime) + itemMeta.GetTime()
 	chip.CreateTime = int32(nowTime)
 	chip.ModifyTime = int32(nowTime)
 	if chip.Create() != nil {