diff --git a/Orm/Entity/Entity.php b/Orm/Entity/Entity.php
index c9f259ab..d22f16c7 100644
--- a/Orm/Entity/Entity.php
+++ b/Orm/Entity/Entity.php
@@ -12,7 +12,7 @@
 /**
  * Entity
  *
- * @property-read id $id
+ * @property-read int|string $id
  * @author Petr Procházka
  * @package Orm
  * @subpackage Entity