diff --git a/Elwig/Helpers/Export/Ods.cs b/Elwig/Helpers/Export/Ods.cs
index 525d569..daf1013 100644
--- a/Elwig/Helpers/Export/Ods.cs
+++ b/Elwig/Helpers/Export/Ods.cs
@@ -264,8 +264,7 @@ namespace Elwig.Helpers.Export {
                 c = $"<{ct}{add}/>";
             } else if (data is float || data is double || data is byte || data is char ||
                        data is short || data is ushort || data is int || data is uint || data is long || data is ulong) {
-
-                double v = double.Parse(data?.ToString() ?? "0", CultureInfo.InvariantCulture);
+                double v = double.Parse(data?.ToString() ?? "0");  // use default culture for ToString and Parse()!
                 if (units != null && units.Length > 0) {
                     int n = -1;
                     switch (units[0]) {
diff --git a/Elwig/Models/Dtos/OverUnderDeliveryData.cs b/Elwig/Models/Dtos/OverUnderDeliveryData.cs
index 62e3b9a..650cbae 100644
--- a/Elwig/Models/Dtos/OverUnderDeliveryData.cs
+++ b/Elwig/Models/Dtos/OverUnderDeliveryData.cs
@@ -71,6 +71,6 @@ namespace Elwig.Models.Dtos {
         [NotMapped]
         public (int? Kg, double? Percent) OverUnderDelivery =>
             Weight < DeliveryObligation ? (Weight - DeliveryObligation, Weight * 100.0 / DeliveryObligation - 100.0) :
-            Weight > DeliveryRight ? (Weight - DeliveryRight, Weight * 100.0 / DeliveryRight - 100) : (null, null);
+            Weight > DeliveryRight ? (Weight - DeliveryRight, Weight * 100.0 / DeliveryRight - 100.0) : (null, null);
     }
 }