diff --git a/src/actions/RoleAction.lua b/src/actions/RoleAction.lua
index ba69b1c..6743832 100644
--- a/src/actions/RoleAction.lua
+++ b/src/actions/RoleAction.lua
@@ -1388,7 +1388,7 @@ function _M.goldBuyRpc(agent, data)
 	if not costD then
 		return 1
 	end
-	if costD ~= 0 and not role:checkItemEnough({[ItemId.Diamond] = costD}) then
+	if costD ~= 0 and not role:checkItemEnough({[ItemId.Jade] = costD}) then
 		return 2
 	end
 	local goldC = 0
@@ -1410,7 +1410,7 @@ function _M.goldBuyRpc(agent, data)
 	local coef = role.storeData:getGearExchangeCoef()
 	goldC = goldC * coef
 	role.dailyData:updateProperty({field = "goldBuyT", value = curT + 1})
-	role:costItems({[ItemId.Diamond] = costD}, {log = {desc = "goldBuy"}})
+	role:costItems({[ItemId.Jade] = costD}, {log = {desc = "goldBuy"}})
 	local reward, change = role:award({[ItemId.Gold] = math.floor(goldC)}, {log = {desc = "goldBuy"}})
 	SendPacket(actionCodes.Role_goldBuyRpc, MsgPack.pack(role:packReward(reward, change)))
 	return true
--
libgit2 0.21.2