diff --git a/yudao-module-mes/yudao-module-mes-biz/src/main/java/cn/iocoder/yudao/module/mes/service/task/TaskServiceImpl.java b/yudao-module-mes/yudao-module-mes-biz/src/main/java/cn/iocoder/yudao/module/mes/service/task/TaskServiceImpl.java
index 121447ecc..83c66d602 100644
--- a/yudao-module-mes/yudao-module-mes-biz/src/main/java/cn/iocoder/yudao/module/mes/service/task/TaskServiceImpl.java
+++ b/yudao-module-mes/yudao-module-mes-biz/src/main/java/cn/iocoder/yudao/module/mes/service/task/TaskServiceImpl.java
@@ -969,8 +969,9 @@ public class TaskServiceImpl implements TaskService {
             return context;
         }
 
-        LocalDate endDate = LocalDate.now();
-        LocalDate startDate = endDate.minusMonths(6).plusDays(1);
+        //近半年时间范围到昨天（不含今天）
+        LocalDate endDate = LocalDate.now().minusDays(1);
+        LocalDate startDate = endDate.minusMonths(6);
         List<LocalDate> statDays = listStatDays(startDate, endDate, skipHoliday);
         context.setStatDays(statDays);
         context.setStatDayCount(statDays.size());