diff --git a/lua/app/ui/bounty/bounty_main_ui.lua b/lua/app/ui/bounty/bounty_main_ui.lua
index 88e6a859..23d4dc4f 100644
--- a/lua/app/ui/bounty/bounty_main_ui.lua
+++ b/lua/app/ui/bounty/bounty_main_ui.lua
@@ -242,6 +242,7 @@ function BountyMainUI:refreshPreviewReward(idx)
 		return
 	end
 	self.previewRewardCellComp:refreshByConfig(info.reward_pro)
+	self.previewRewardCellComp:setNumTx(GConst.EMPTY_STRING)
 	self.previewRewardNumTx:setText("X" .. GFunc.getRewardNum(info.reward_pro))
 	self.previewRewardLvTx:setText(I18N:getGlobalText(I18N.GlobalConst.HERO_DESC_1, idx))
 end