diff --git a/src/Shentun.WebPeis.Application/AppointSchedules/AppointScheduleAppService.cs b/src/Shentun.WebPeis.Application/AppointSchedules/AppointScheduleAppService.cs
index 186aa27..f343a33 100644
--- a/src/Shentun.WebPeis.Application/AppointSchedules/AppointScheduleAppService.cs
+++ b/src/Shentun.WebPeis.Application/AppointSchedules/AppointScheduleAppService.cs
@@ -81,6 +81,7 @@ namespace Shentun.WebPeis.AppointSchedules
                                     on appointSchedule.AppointScheduleId equals appointScheduleTime.AppointScheduleId
                                     where appointSchedule.MedicalCenterId == medicalCenterId &&
                                     appointSchedule.AppointDate >= DateTime.Now.Date && appointSchedule.AppointDate <= DateTime.Now.Date.AddDays(canAppointDays)
+                                    orderby appointSchedule.AppointDate
                                     select new
                                     {
                                         appointSchedule,