diff --git a/src/GlobalVar.lua b/src/GlobalVar.lua
index 6e13be5..a612b66 100644
--- a/src/GlobalVar.lua
+++ b/src/GlobalVar.lua
@@ -422,4 +422,5 @@ SystemBnousType = {
 	TreasureBaseMaximum = 14, -- 增加宝藏资源值上限
 	UpSpeedNum = 15, -- 加速次数上限增加 15=1探索加速or 2齿轮加速or 3餐厅加速=增加次数
 	ChangeBaseCount = 16, -- 每日奖励关卡挑战卡基础数量增加
+	ChangeBuyCount = 17, -- 每日奖励关卡挑战卡可购买次数增加，
 }
diff --git a/src/actions/HangAction.lua b/src/actions/HangAction.lua
index 94de4c9..0de3f91 100644
--- a/src/actions/HangAction.lua
+++ b/src/actions/HangAction.lua
@@ -580,7 +580,7 @@ function _M.buyBonusCountRpc(agent, data)
 	local bonusC = role.dailyData:getProperty("bonusC")
 	local extraCnt = role.storeData:getBonusExtraFightCount()
 	bonusC[btype] = bonusC[btype] or {c = 0, b = 0}
-	local lastCount = globalCsv.bonus_daily_buy_count * coef + extraCnt - bonusC[btype]["b"]
+	local lastCount = (globalCsv.bonus_daily_buy_count + role:getBnousChangeBuyCount()) * coef + extraCnt - bonusC[btype]["b"]
 	if math.illegalNum(count, 1, lastCount)  then return 1 end
 
 	if not role:checkItemEnough({[ItemId.Jade] = globalCsv.bonus_buy_cost * count}) then return 2 end
diff --git a/src/models/RolePlugin.lua b/src/models/RolePlugin.lua
index ebead1a..7b969d2 100644
--- a/src/models/RolePlugin.lua
+++ b/src/models/RolePlugin.lua
@@ -2864,6 +2864,10 @@ function RolePlugin.bind(Role)
 		return self:getProperty("levelBnous")[SystemBnousType.ChangeBaseCount] or 0
 	end
 
+	function Role:getBnousChangeBuyCount()
+		return self:getProperty("levelBnous")[SystemBnousType.ChangeBuyCount] or 0
+	end
+
 	function Role:getLevelBnous(level)
 		local levelBnous = self:getProperty("levelBnous")
 		local additionData = csvdb["level_additionCsv"][level]
@@ -2882,10 +2886,10 @@ function RolePlugin.bind(Role)
 					end
 					levelBnous[pm1][pm4][pm2] = (levelBnous[pm1][pm4][pm2] or 0) + pm3
 				elseif pm1 == SystemBnousType.HangTime or
-						pm1 == SystemBnousType.ExploreMaximum or
 						pm1 == SystemBnousType.DismantlingMaximum or
 						pm1 == SystemBnousType.TreasureBaseMaximum or
-						pm1 == SystemBnousType.ChangeBaseCount then
+						pm1 == SystemBnousType.ChangeBaseCount or
+						pm1 == SystemBnousType.ChangeBuyCount  then
 					if type(levelBnous[pm1]) == "table" then
 						levelBnous[pm1] = 0
 					end
--
libgit2 0.21.2