diff --git a/lua/app/module/battle/controller/battle_controller_dungeon_rune.lua b/lua/app/module/battle/controller/battle_controller_dungeon_rune.lua
index 26c7f27c..be1b859b 100644
--- a/lua/app/module/battle/controller/battle_controller_dungeon_rune.lua
+++ b/lua/app/module/battle/controller/battle_controller_dungeon_rune.lua
@@ -360,7 +360,6 @@ function BattleControllerDungeonRune:tryShowRebirth(callback)
 
             self.dungeonRuneRemainRoundCount = self.dungeonRuneRemainRoundCount + self.addRoundCount
             self.dungeonRuneMaxRoundCount = self.dungeonRuneMaxRoundCount + self.addRoundCount
-            self.dungeonRuneRemainRoundCount = self.dungeonRuneRemainRoundCount - 1
             if self.battleUI then
                 local desc = self.dungeonRuneRemainRoundCount + 1
                 self.battleUI:refreshWave(desc, GConst.ATLAS_PATH.COMMON, "common_dec_15")