diff --git a/MultiversalDiplomacy/Model/UnitType.cs b/MultiversalDiplomacy/Model/UnitType.cs
index 6bc824b..e93915e 100644
--- a/MultiversalDiplomacy/Model/UnitType.cs
+++ b/MultiversalDiplomacy/Model/UnitType.cs
@@ -1,8 +1,11 @@
+using System.Text.Json.Serialization;
+
namespace MultiversalDiplomacy.Model;
///
/// The type of a unit.
///
+[JsonConverter(typeof(JsonStringEnumConverter))]
public enum UnitType
{
///