diff --git a/tall/src/main/resources/mapper_dao/TaskDetailDao.xml b/tall/src/main/resources/mapper_dao/TaskDetailDao.xml
index 27feea7a..50bc003f 100644
--- a/tall/src/main/resources/mapper_dao/TaskDetailDao.xml
+++ b/tall/src/main/resources/mapper_dao/TaskDetailDao.xml
@@ -166,6 +166,7 @@
         AND
           (c.place_location = 0 or c.id is null)
         group by s.task_detail_id
+        ORDER BY d.begin_time
     </select>
 
     <select id="selectTaskByTaskId" parameterType="java.util.Map"