diff --git a/deps/ox/src/ox/model/modelvalue.hpp b/deps/ox/src/ox/model/modelvalue.hpp
index dd88bb64..fb202ead 100644
--- a/deps/ox/src/ox/model/modelvalue.hpp
+++ b/deps/ox/src/ox/model/modelvalue.hpp
@@ -532,12 +532,14 @@ class ModelUnion {
 				m_fields[field->name] = field.get();
 				++i;
 			}
+			m_type = other.m_type;
 			m_unionIdx = other.m_unionIdx;
 		}
 
 		constexpr ModelUnion(ModelUnion &&other) noexcept {
 			m_fieldsOrder = std::move(other.m_fieldsOrder);
 			m_fields = std::move(other.m_fields);
+			m_type = other.m_type;
 			m_unionIdx = other.m_unionIdx;
 		}