diff --git a/lua/app/ui/main_city/component/main_comp.lua b/lua/app/ui/main_city/component/main_comp.lua
index 5ef6e927..9ec49949 100644
--- a/lua/app/ui/main_city/component/main_comp.lua
+++ b/lua/app/ui/main_city/component/main_comp.lua
@@ -119,6 +119,10 @@ function MainComp:refreshChapter(force)
 		end
 
 		local rewardChapterId = DataManager.ChapterData:getIsHaveRewardsMinId()
+		if rewardChapterId > chapterId then
+			rewardChapterId = chapterId
+		end
+
 		local curMaxWave = DataManager.ChapterData:getChapterMaxWave(rewardChapterId)
 		local boxCount = DataManager.ChapterData:getChapterBoxCount(rewardChapterId)
 		local unitValue = 1 / boxCount