diff --git a/Tests/WeighingTests/ScaleTestMatzen.cs b/Tests/WeighingTests/ScaleTestMatzen.cs
index 7fd4ec8..3ef4f8a 100644
--- a/Tests/WeighingTests/ScaleTestMatzen.cs
+++ b/Tests/WeighingTests/ScaleTestMatzen.cs
@@ -42,7 +42,7 @@ namespace Tests.WeighingTests {
             if (moving && incr)
                 return ("<13>\r\n", false);
 
-            string data = $"00{(moving ? 1 : 0)}0{DateTime.Now:dd.MM.yyHH:mm}{(incr ? identNr : 0),4}1" +
+            string data = $"00{(moving ? 1 : 0)}0{new DateTime(2020, 10, 15, 12, 34, 0):dd.MM.yyHH:mm}{(incr ? identNr : 0),4}1" +
                 $"{weight,8}{0,8}{weight,8}{(unit ? "lb" : "kg")}   {1,3}";
             ushort checksum = Elwig.Helpers.Utils.CalcCrc16Modbus(data);
             if (crc) checksum += 10;
@@ -72,15 +72,15 @@ namespace Tests.WeighingTests {
         public async Task Test_01_CurrentWeight() {
             Mock!.Weight = 1234;
             Assert.That(await Scale!.GetCurrentWeight(), Is.EqualTo(new WeighingResult {
-                Weight = 1234, Date = Utils.Today, Time = Utils.Time,
+                Weight = 1234, Date = new DateOnly(2020, 10, 15), Time = new TimeOnly(12, 34),
             }));
             Mock!.Weight = 1235;
             Assert.That(await Scale!.GetCurrentWeight(), Is.EqualTo(new WeighingResult {
-                Weight = 1235, Date = Utils.Today, Time = Utils.Time,
+                Weight = 1235, Date = new DateOnly(2020, 10, 15), Time = new TimeOnly(12, 34),
             }));
             Mock!.Weight = 1236;
             Assert.That(await Scale!.GetCurrentWeight(), Is.EqualTo(new WeighingResult {
-                Weight = 1236, Date = Utils.Today, Time = Utils.Time,
+                Weight = 1236, Date = new DateOnly(2020, 10, 15), Time = new TimeOnly(12, 34),
             }));
         }
 
@@ -89,20 +89,20 @@ namespace Tests.WeighingTests {
             Mock!.Weight = 1234;
             Assert.That(await Scale!.Weigh(), Is.EqualTo(new WeighingResult {
                 Weight = 1234, WeighingId = "1",
-                FullWeighingId = $"{DateTime.Today:yyyy-MM-dd}/1",
-                Date = Utils.Today, Time = Utils.Time,
+                FullWeighingId = $"2020-10-15/1",
+                Date = new DateOnly(2020, 10, 15), Time = new TimeOnly(12, 34),
             }));
             Mock!.Weight = 3333;
             Assert.That(await Scale!.Weigh(), Is.EqualTo(new WeighingResult {
                 Weight = 3333, WeighingId = "2",
-                FullWeighingId = $"{DateTime.Today:yyyy-MM-dd}/2",
-                Date = Utils.Today, Time = Utils.Time,
+                FullWeighingId = $"2020-10-15/2",
+                Date = new DateOnly(2020, 10, 15), Time = new TimeOnly(12, 34),
             }));
             Mock!.Weight = 4321;
             Assert.That(await Scale!.Weigh(), Is.EqualTo(new WeighingResult {
                 Weight = 4321, WeighingId = "3",
-                FullWeighingId = $"{DateTime.Today:yyyy-MM-dd}/3",
-                Date = Utils.Today, Time = Utils.Time,
+                FullWeighingId = $"2020-10-15/3",
+                Date = new DateOnly(2020, 10, 15), Time = new TimeOnly(12, 34),
             }));
         }