diff --git a/backend/Hosts/Musify.Api/Program.cs b/backend/Hosts/Musify.Api/Program.cs
index 71b704f..fd874db 100644
--- a/backend/Hosts/Musify.Api/Program.cs
+++ b/backend/Hosts/Musify.Api/Program.cs
@@ -1,7 +1,6 @@
 using System.Text.Json.Serialization;
 using Musify.Api.Endpoints;
 using Musify.Api.Extensions;
-using Musify.Api.Serialization;
 using Musify.Infrastructure.Observability;
 using Scalar.AspNetCore;
 
@@ -12,9 +11,10 @@ var builder = WebApplication.CreateBuilder(args);
 builder.Services.ConfigureHttpJsonOptions(options =>
 {
     options.SerializerOptions.Converters.Add(new JsonStringEnumConverter());
-    options.SerializerOptions.Converters.Add(new LongAsStringConverter());
-    options.SerializerOptions.Converters.Add(new NullableLongAsStringConverter());
-});
+    options.SerializerOptions.NumberHandling =
+        JsonNumberHandling.AllowReadingFromString |
+        JsonNumberHandling.WriteAsString;
+} );
 
 builder.Services
     .AddApplicationServices(builder.Configuration)
diff --git a/backend/Hosts/Musify.Api/Serialization/LongAsStringConverter.cs b/backend/Hosts/Musify.Api/Serialization/LongAsStringConverter.cs
deleted file mode 100644
index 587708c..0000000
--- a/backend/Hosts/Musify.Api/Serialization/LongAsStringConverter.cs
+++ /dev/null
@@ -1,37 +0,0 @@
-using System.Globalization;
-using System.Text.Json;
-using System.Text.Json.Serialization;
-
-namespace Musify.Api.Serialization;
-
-public sealed class LongAsStringConverter : JsonConverter<long>
-{
-    public override long Read(ref Utf8JsonReader reader, Type typeToConvert, JsonSerializerOptions options) =>
-        reader.TokenType == JsonTokenType.String
-            ? long.Parse(reader.GetString()!, CultureInfo.InvariantCulture)
-            : reader.GetInt64();
-
-    public override void Write(Utf8JsonWriter writer, long value, JsonSerializerOptions options) =>
-        writer.WriteStringValue(value.ToString(CultureInfo.InvariantCulture));
-}
-
-public sealed class NullableLongAsStringConverter : JsonConverter<long?>
-{
-    public override long? Read(ref Utf8JsonReader reader, Type typeToConvert, JsonSerializerOptions options)
-    {
-        if (reader.TokenType == JsonTokenType.Null)
-            return null;
-
-        return reader.TokenType == JsonTokenType.String
-            ? string.IsNullOrEmpty(reader.GetString()) ? null : long.Parse(reader.GetString()!, CultureInfo.InvariantCulture)
-            : reader.GetInt64();
-    }
-
-    public override void Write(Utf8JsonWriter writer, long? value, JsonSerializerOptions options)
-    {
-        if (value.HasValue)
-            writer.WriteStringValue(value.Value.ToString(CultureInfo.InvariantCulture));
-        else
-            writer.WriteNullValue();
-    }
-}