diff --git a/htdocs/core/class/extrafields.class.php b/htdocs/core/class/extrafields.class.php
index 5c9401fca35..5b6fbf1ab9d 100644
--- a/htdocs/core/class/extrafields.class.php
+++ b/htdocs/core/class/extrafields.class.php
@@ -2047,9 +2047,9 @@ class ExtraFields
 	 *
 	 * @param   array	$extralabels    Deprecated (old $array of extrafields, now set this to null)
 	 * @param   object	$object         Object
-	 * @param	string	$onlykey		Only some keys are filled:$this
-	 *                                  'string' => When we make update of only one extrafield ($action = 'update_extras'), calling page can set this to avoid to have other extrafields being reset.
-	 *                                  '@GETPOSTISSET' => When we make update of extrafields ($action = 'update'), calling page can set this to avoid to have fields not into POST being reset.
+	 * @param	string	$onlykey		Only some keys are filled:
+	 *                                  	'string' => When we make update of only one extrafield ($action = 'update_extras'), calling page can set this to avoid to have other extrafields being reset.
+	 *                                  	'@GETPOSTISSET' => When we make update of several extrafields ($action = 'update'), calling page can set this to avoid to have fields not into POST being reset.
 	 * @return	int						1 if array_options set, 0 if no value, -1 if error (field required missing for example)
 	 */
 	public function setOptionalsFromPost($extralabels, &$object, $onlykey = '')