diff --git a/GW2SDK.Tests/Features/Hero/Equipment/Novelties/Novelties.cs b/GW2SDK.Tests/Features/Hero/Equipment/Novelties/Novelties.cs
index e0dc67d16..099327b9b 100644
--- a/GW2SDK.Tests/Features/Hero/Equipment/Novelties/Novelties.cs
+++ b/GW2SDK.Tests/Features/Hero/Equipment/Novelties/Novelties.cs
@@ -1,4 +1,6 @@
-using GuildWars2.Tests.Features.Markup;
+using System.Text.Json;
+using GuildWars2.Hero.Equipment.Novelties;
+using GuildWars2.Tests.Features.Markup;
 using GuildWars2.Tests.TestInfrastructure;
 
 namespace GuildWars2.Tests.Features.Hero.Equipment.Novelties;
@@ -28,6 +30,10 @@ public async Task Can_be_listed()
                 Assert.NotEmpty(entry.IconHref);
                 Assert.True(entry.Slot.IsDefined());
                 Assert.NotEmpty(entry.UnlockItemIds);
+
+                var json = JsonSerializer.Serialize(entry);
+                var roundtrip = JsonSerializer.Deserialize<Novelty>(json);
+                Assert.Equal(entry, roundtrip);
             }
         );
     }
diff --git a/GW2SDK/Features/Hero/Equipment/Novelties/Novelty.cs b/GW2SDK/Features/Hero/Equipment/Novelties/Novelty.cs
index 38e85cf2e..38ae6b4aa 100644
--- a/GW2SDK/Features/Hero/Equipment/Novelties/Novelty.cs
+++ b/GW2SDK/Features/Hero/Equipment/Novelties/Novelty.cs
@@ -1,8 +1,11 @@
-namespace GuildWars2.Hero.Equipment.Novelties;
+using System.Text.Json.Serialization;
+
+namespace GuildWars2.Hero.Equipment.Novelties;
 
 /// <summary>Information about a novelty.</summary>
 [PublicAPI]
 [DataTransferObject]
+[JsonConverter(typeof(NoveltyJsonConverter))]
 public sealed record Novelty
 {
     /// <summary>The novelty ID.</summary>
diff --git a/GW2SDK/Features/Hero/Equipment/Novelties/NoveltyJsonConverter.cs b/GW2SDK/Features/Hero/Equipment/Novelties/NoveltyJsonConverter.cs
new file mode 100644
index 000000000..a2fc13e3a
--- /dev/null
+++ b/GW2SDK/Features/Hero/Equipment/Novelties/NoveltyJsonConverter.cs
@@ -0,0 +1,42 @@
+using System.Text.Json;
+using System.Text.Json.Serialization;
+using GuildWars2.Json;
+
+namespace GuildWars2.Hero.Equipment.Novelties;
+
+internal sealed class NoveltyJsonConverter : JsonConverter<Novelty>
+{
+    public override Novelty? Read(ref Utf8JsonReader reader, Type typeToConvert, JsonSerializerOptions options)
+    {
+        using var json = JsonDocument.ParseValue(ref reader);
+        return Read(json.RootElement);
+    }
+    public static Novelty? Read(JsonElement json)
+    {
+        return new Novelty
+        {
+            Id = json.GetProperty("id").GetInt32(),
+            Name = json.GetProperty("name").GetStringRequired(),
+            Description = json.GetProperty("description").GetStringRequired(),
+            IconHref = json.GetProperty("icon").GetStringRequired(),
+            Slot = json.GetProperty("slot").GetStringRequired(),
+            UnlockItemIds = json.GetProperty("unlock_item_ids").GetList(entry => entry.GetInt32())
+        };
+    }
+    public override void Write(Utf8JsonWriter writer, Novelty value, JsonSerializerOptions options)
+    {
+        writer.WriteStartObject();
+        writer.WriteNumber("id", value.Id);
+        writer.WriteString("name", value.Name);
+        writer.WriteString("description", value.Description);
+        writer.WriteString("icon", value.IconHref);
+        writer.WriteString("slot", value.Slot.ToString());
+        writer.WriteStartArray("unlock_item_ids");
+        foreach (var unlockItemId in value.UnlockItemIds)
+        {
+            writer.WriteNumberValue(unlockItemId);
+        }
+        writer.WriteEndArray();
+        writer.WriteEndObject();
+    }
+}