diff --git a/EvoCalculator.Core.Models/Calculation/Models/Prepared/PreparedValues.cs b/EvoCalculator.Core.Models/Calculation/Models/Prepared/PreparedValues.cs
index 9ed0876..756f779 100644
--- a/EvoCalculator.Core.Models/Calculation/Models/Prepared/PreparedValues.cs
+++ b/EvoCalculator.Core.Models/Calculation/Models/Prepared/PreparedValues.cs
@@ -4,7 +4,7 @@ namespace EvoCalculator.Core.Models.Calculation.Models.Prepared
 {
     public class PreparedValues
     {
-        public DateTime CalcDate { get; set; }
+        public DateTime CalcDate { get; set; } = DateTime.Now;
         public int CalcType { get; set; }
         public double IrrExpected { get; set; }
         public double NpvniExpected { get; set; }
@@ -12,8 +12,21 @@ namespace EvoCalculator.Core.Models.Calculation.Models.Prepared
         public double Leasing0K { get; set; }
         public double LoanRate { get; set; }
         public int BalanceHolder { get; set; }
-        public DateTime DogDate { get; set; }
-        public DateTime? PaymentDateNew { get; set; }
+        private DateTime _dogDate;
+        public DateTime DogDate
+        {
+            get => _dogDate.ToUniversalTime();
+            set => _dogDate = value;
+        }
+
+        private DateTime? _paymentDateNew;
+
+        public DateTime? PaymentDateNew
+        {
+            get => _paymentDateNew?.ToUniversalTime();
+            set => _paymentDateNew = value;
+        }
+
         public int DeliveryTime { get; set; }
         public string Cityc { get; set; }
         public int Nmper { get; set; }