diff --git a/htdocs/core/class/commonobject.class.php b/htdocs/core/class/commonobject.class.php
index ee8806f267c..c85f66ca2c6 100644
--- a/htdocs/core/class/commonobject.class.php
+++ b/htdocs/core/class/commonobject.class.php
@@ -12,7 +12,7 @@
  * Copyright (C) 2017      ATM Consulting       <support@atm-consulting.fr>
  * Copyright (C) 2017-2019 Nicolas ZABOURI      <info@inovea-conseil.com>
  * Copyright (C) 2017      Rui Strecht          <rui.strecht@aliartalentos.com>
- * Copyright (C) 2018-2021 Frédéric France      <frederic.france@netlogic.fr>
+ * Copyright (C) 2018-2023 Frédéric France      <frederic.france@netlogic.fr>
  * Copyright (C) 2018      Josep Lluís Amador   <joseplluis@lliuretic.cat>
  * Copyright (C) 2023      Gauthier VERDOL      <gauthier.verdol@atm-consulting.fr>
  * Copyright (C) 2021      Grégory Blémand      <gregory.blemand@atm-consulting.fr>
@@ -183,6 +183,7 @@ abstract class CommonObject
 	public $fk_project;
 
 	/**
+	 * @var Project The related project object
 	 * @deprecated
 	 * @see project
 	 */