diff --git a/lua/app/common/event_manager.lua b/lua/app/common/event_manager.lua
index 72b52f12..f06ada03 100644
--- a/lua/app/common/event_manager.lua
+++ b/lua/app/common/event_manager.lua
@@ -34,6 +34,7 @@ EventManager.CUSTOM_EVENT = {
 	CLOSE_BOX_OPEN_UI = "CLOSE_BOX_OPEN_UI",
 	BIND_ACCOUNT_SUCCESS = "BIND_ACCOUNT_SUCCESS",
 	CDKEY_FINISH = "CDKEY_FINISH",								-- CDKEY
+	DUNGEON_DAY_CHANGE = "DUNGEON_DAY_CHANGE",-- 副本跨天更新
 	DUNGEON_CHALLENGE = "DUNGEON_CHALLENGE",-- 副本开始挑战
 	DUNGEON_SWEEP = "DUNGEON_SWEEP",-- 副本开始扫荡
 	PLAYER_INFO_CLICK_AVATAR = "PLAYER_INFO_CLICK_AVATAR",-- 个人信息选择头像
diff --git a/lua/app/ui/dungeon/dungeon_difficulty_ui.lua b/lua/app/ui/dungeon/dungeon_difficulty_ui.lua
index 4a9d900c..b6eac838 100644
--- a/lua/app/ui/dungeon/dungeon_difficulty_ui.lua
+++ b/lua/app/ui/dungeon/dungeon_difficulty_ui.lua
@@ -107,6 +107,9 @@ function DungeonDifficultyUI:onLoadRootComplete()
         self:refreshDifficulty()
 	end)
 
+    self:addEventListener(EventManager.CUSTOM_EVENT.DUNGEON_DAY_CHANGE, function()
+        self:closeUI()
+    end)
     self:addEventListener(EventManager.CUSTOM_EVENT.DUNGEON_CHALLENGE, function()
         self:closeUI()
     end)
diff --git a/lua/app/userdata/dungeon/dungeon_data.lua b/lua/app/userdata/dungeon/dungeon_data.lua
index 88959aac..eb74d808 100644
--- a/lua/app/userdata/dungeon/dungeon_data.lua
+++ b/lua/app/userdata/dungeon/dungeon_data.lua
@@ -73,6 +73,7 @@ function DungeonData:onDayChange()
 
     self:initDungeonGold(self.data.gold)
     self:initDungeonShards(self.data.shards)
+    EventManager:dispatchEvent(EventManager.CUSTOM_EVENT.DUNGEON_DAY_CHANGE)
 end
 
 -- 客户端处理副本次数+1的情况