diff --git a/Engine.Serialization/Converters/EntityReferenceConverter.cs b/Engine.Serialization/Converters/EntityReferenceConverter.cs
index 406c674..6709c32 100644
--- a/Engine.Serialization/Converters/EntityReferenceConverter.cs
+++ b/Engine.Serialization/Converters/EntityReferenceConverter.cs
@@ -12,12 +12,12 @@ public class EntityReferenceConverter : IEngineTypeYamlConverter
     {
         parser.Consume<MappingStart>();
 
-        TypeContainer typeContainer = (TypeContainer)rootDeserializer(typeof(TypeContainer))!;
-
         if (parser.Consume<Scalar>().Value.CompareTo(nameof(EntityReference.Id)) != 0)
-            throw new ArgumentException($"{nameof(EntityReference)} mapping must have an {nameof(EntityReference.Id)}");
+            throw new ArgumentException($"{nameof(EntityReference)} mapping must start with {nameof(EntityReference.Id)}");
         string id = parser.Consume<Scalar>().Value;
 
+        TypeContainer typeContainer = (TypeContainer)rootDeserializer(typeof(TypeContainer))!;
+
         parser.Consume<MappingEnd>();
 
         return new EntityReference() { Id = id, TypeContainer = typeContainer };
@@ -28,9 +28,9 @@ public class EntityReferenceConverter : IEngineTypeYamlConverter
         EntityReference? entityReference = (EntityReference)value!;
 
         emitter.Emit(new MappingStart());
-        serializer(entityReference.TypeContainer, typeof(TypeContainer));
         emitter.Emit(new Scalar(nameof(EntityReference.Id)));
         emitter.Emit(new Scalar(entityReference.Id));
+        serializer(entityReference.TypeContainer, typeof(TypeContainer));
         emitter.Emit(new MappingEnd());
     }
 }