diff --git a/src/Utils/Object.php b/src/Utils/Object.php
index 4a7f7c9b4..9363faf4d 100644
--- a/src/Utils/Object.php
+++ b/src/Utils/Object.php
@@ -49,6 +49,7 @@
  * </code>
  *
  * @property-read Nette\Reflection\ClassType|\ReflectionClass $reflection
+ * @deprecated use trait Nette\SmartObject
  */
 abstract class Object
 {