diff --git a/deps/ox/src/ox/model/modelvalue.hpp b/deps/ox/src/ox/model/modelvalue.hpp
index 8f3ec13c..82892714 100644
--- a/deps/ox/src/ox/model/modelvalue.hpp
+++ b/deps/ox/src/ox/model/modelvalue.hpp
@@ -334,7 +334,12 @@ consteval bool isVector(const ModelValueVector*) noexcept {
 	return true;
 }
 
+constexpr Error model(auto *h, CommonPtrWith<ModelObject> auto *obj) noexcept;
+constexpr Error model(auto *h, CommonPtrWith<ModelUnion> auto *obj) noexcept;
+
+
 class ModelObject {
+	friend constexpr Error model(auto *h, CommonPtrWith<ModelObject> auto *obj) noexcept;
 	public:
 		struct Field {
 			String name;
@@ -517,7 +522,7 @@ class ModelUnion {
 			String name;
 			ModelValue value;
 		};
-		oxModelFriend(ModelUnion);
+		friend constexpr Error model(auto *h, CommonPtrWith<ModelUnion> auto *obj) noexcept;
 		friend ModelValue;
 		Vector<UniquePtr<Field>> m_fieldsOrder;
 		HashMap<String, Field*> m_fields;