diff --git a/BMA.EHR.Leave/Controllers/LeaveReportController.cs b/BMA.EHR.Leave/Controllers/LeaveReportController.cs
index de03013f..bac4d14c 100644
--- a/BMA.EHR.Leave/Controllers/LeaveReportController.cs
+++ b/BMA.EHR.Leave/Controllers/LeaveReportController.cs
@@ -1649,9 +1649,9 @@ namespace BMA.EHR.Leave.Service.Controllers
                         fullName = fullName,
                         dutyTimeName = $"{duty.StartTimeMorning} - {duty.EndTimeAfternoon} น.",
                         checkInLocation = p.CheckInPOI,
-                        checkInTime = $"{checkIn?.ToString("HH:mm") ?? ""} น.",
+                        checkInTime = checkIn?.ToString("HH:mm") is string timeIn ? $"{timeIn} น." : "",
                         checkOutLocation = p.CheckOutPOI ?? "",
-                        checkOutTime = $"{checkOut?.ToString("HH:mm") ?? ""} น.",
+                        checkOutTime = checkOut?.ToString("HH:mm") is string timeOut ? $"{timeOut} น." : "",
                         remark = "",
                         checkInDate = checkIn?.ToThaiFullDate2()?.ToThaiNumber() ?? "",
                         checkedOutDate = checkOut?.ToThaiFullDate2()?.ToThaiNumber() ?? "",