diff --git a/htdocs/core/class/emailsenderprofile.class.php b/htdocs/core/class/emailsenderprofile.class.php
index 41b0acbfe7d..c4af5773885 100644
--- a/htdocs/core/class/emailsenderprofile.class.php
+++ b/htdocs/core/class/emailsenderprofile.class.php
@@ -107,8 +107,8 @@ class EmailSenderProfile extends CommonObject
 	public $email;
 
 	/**
-	 * @var int		Date of creation
-	 */
+     * @var integer|string date_creation
+     */
 	public $date_creation;