diff --git a/cpp/Platform.Interfaces/CProperties.h b/cpp/Platform.Interfaces/CProperties.h
index fb372e0..15fb825 100644
--- a/cpp/Platform.Interfaces/CProperties.h
+++ b/cpp/Platform.Interfaces/CProperties.h
@@ -4,7 +4,7 @@
 
 namespace Platform::Interfaces {
   template <typename TSelf, typename TObject, typename TProperty, typename TValue>
-  concept CProperties = requires(TSelf self, TObject object, TProperty property, TValue value) {
+  concept CProperties = requires(TSelf self, TObject& object, TProperty property, TValue value) {
     { self.GetValue(object, property) } -> std::same_as<TValue>;
 
     { self.SetValue(object, property, value) } -> std::same_as<void>;