diff --git a/htdocs/fichinter/class/fichinterrec.class.php b/htdocs/fichinter/class/fichinterrec.class.php
index f88653e70eb..9d7173b578b 100644
--- a/htdocs/fichinter/class/fichinterrec.class.php
+++ b/htdocs/fichinter/class/fichinterrec.class.php
@@ -42,6 +42,10 @@ class FichinterRec extends Fichinter
     public $table_element = 'fichinter_rec';
     public $table_element_line = 'fichinter_rec';
     public $fk_element = 'fk_fichinter';
+    
+    /**
+     * @var string String with name of icon for myobject. Must be the part after the 'object_' into object_myobject.png
+     */
     public $picto = 'intervention';
 
     public $title;