diff --git a/Src/Dlhis.Basic/Appointment/Services/Implements/AppointmentService.cs b/Src/Dlhis.Basic/Appointment/Services/Implements/AppointmentService.cs
index 46ccebb6..3ab01224 100644
--- a/Src/Dlhis.Basic/Appointment/Services/Implements/AppointmentService.cs
+++ b/Src/Dlhis.Basic/Appointment/Services/Implements/AppointmentService.cs
@@ -54,7 +54,7 @@ public class AppointmentService : IAppointmentService
                 x => x.Date >= request.SearchDateTimePeriod.Start && x.Date <= request.SearchDateTimePeriod.End)
             .WhereIF(request.Search.IsPresent(), x => x.Code == request.Search ||
                                                       SqlFunc.Subqueryable<VisitorAppointmentDetailEntity>()
-                                                          .Where(p => p.No != x.No)
+                                                          .Where(p => p.No == x.No)
                                                           .Where(p => p.IdNo == request.Search || p.Name == request.Search).Any()
             )
             .Where(x => x.Factory == factory)