diff --git a/NetBiblio.php b/NetBiblio.php
index 3bd5407..4abd415 100644
--- a/NetBiblio.php
+++ b/NetBiblio.php
@@ -10,7 +10,6 @@ use BSR\Lib\Exception\AuthenticationException;
 use BSR\Lib\Exception\WebException;
 use BSR\Lib\Search\BookSearch;
 use BSR\Lib\WebService;
-
 class NetBiblio extends WebService
 {
     private $login = '';
@@ -640,6 +639,11 @@ class NetBiblio extends WebService
         }
 
         if(isset($queryArray['genre']) && is_array($queryArray['genre'])) {
+            if(($key = array_search('J', $queryArray['genre'])) !== false) {
+                unset($queryArray['genre']['J']);
+                $queryArray['jeunesse'] = array('filtrer' => 'filtrer');
+            }
+
             $selectedGenres = array_filter($queryArray['genre'], function ($c) {
                 return $c != '0';
             });
@@ -733,7 +737,7 @@ class NetBiblio extends WebService
      */
     public function ListOfCategories()
     {
-        return DBHelper::ListOfGenres();
+        return DBHelper::ListOfGenres(true);
     }
 
     /**