diff --git a/Helper/StaticHelper.cs b/Helper/StaticHelper.cs
index a5ee920..819253c 100644
--- a/Helper/StaticHelper.cs
+++ b/Helper/StaticHelper.cs
@@ -626,6 +626,7 @@ namespace CarCareTracker.Helper
         public static JsonSerializerOptions GetInvariantOption()
         {
             var serializerOption = new JsonSerializerOptions();
+            serializerOption.PropertyNamingPolicy = JsonNamingPolicy.CamelCase;
             serializerOption.Converters.Add(new InvariantConverter());
             return serializerOption;
         }
diff --git a/Models/Shared/ImportModel.cs b/Models/Shared/ImportModel.cs
index df6cf7e..88d9d72 100644
--- a/Models/Shared/ImportModel.cs
+++ b/Models/Shared/ImportModel.cs
@@ -99,6 +99,7 @@ namespace CarCareTracker.Models
         public string FuelConsumed { get; set; }
         [JsonConverter(typeof(FromDecimalOptional))]
         public string Cost { get; set; }
+        [JsonConverter(typeof(FromDecimalOptional))]
         public string FuelEconomy { get; set; }
         [JsonConverter(typeof(FromBoolOptional))]
         public string IsFillToFull { get; set; }