diff --git a/bonus-modules/bonus-material/src/main/java/com/bonus/material/scrap/service/impl/ScrapApplyDetailsServiceImpl.java b/bonus-modules/bonus-material/src/main/java/com/bonus/material/scrap/service/impl/ScrapApplyDetailsServiceImpl.java
index 4b8e61e5..d2093fec 100644
--- a/bonus-modules/bonus-material/src/main/java/com/bonus/material/scrap/service/impl/ScrapApplyDetailsServiceImpl.java
+++ b/bonus-modules/bonus-material/src/main/java/com/bonus/material/scrap/service/impl/ScrapApplyDetailsServiceImpl.java
@@ -460,6 +460,7 @@ public class ScrapApplyDetailsServiceImpl implements IScrapApplyDetailsService {
             String result = list.stream()
                     .map(ScrapTotalListVo::getMonth) // 提取 month 属性
                     .distinct() // 去重
+                    .sorted() // 按升序排序
                     .collect(Collectors.joining(",")); // 用逗号拼接
             scrapTotalListVo.setTotalCost(totalCost);
             scrapTotalListVo.setMonth(result);