diff --git a/htdocs/core/class/commonobject.class.php b/htdocs/core/class/commonobject.class.php
index bb9d6b65cef..810fac859f9 100644
--- a/htdocs/core/class/commonobject.class.php
+++ b/htdocs/core/class/commonobject.class.php
@@ -124,8 +124,8 @@ abstract class CommonObject
 	public $table_element_line = '';
 
 	/**
-	 * @var int<0,1>|string  	Does this object support multicompany module ?
-	 * 							0=No test on entity, 1=Test with field entity in local table, 'field@table'=Test entity into the field@table (example 'fk_soc@societe')
+	 * @var int<0,1>|string|null  	Does this object support multicompany module ?
+	 * 								0=No test on entity, 1=Test with field entity in local table, 'field@table'=Test entity into the field@table (example 'fk_soc@societe')
 	 */
 	public $ismultientitymanaged;