diff --git a/lib/classes/databox/subdef.php b/lib/classes/databox/subdef.php
index 885685ef89..188e1ccc22 100644
--- a/lib/classes/databox/subdef.php
+++ b/lib/classes/databox/subdef.php
@@ -296,13 +296,21 @@ class databox_subdef
     /**
      * boolean
      *
-     * @return type
+     * @return bool
      */
-    public function is_downloadable()
+    public function isDownloadable()
     {
         return $this->downloadable;
     }
 
+     /**
+     * @return bool
+     */
+    public function isOrderable()
+    {
+        return $this->orderable;
+    }
+
     /**
      * Get an array of Alchemy\Phrasea\Media\Subdef\Subdef available for the current Media Type
      *
diff --git a/templates/web/admin/subdefs.html.twig b/templates/web/admin/subdefs.html.twig
index 6fadce7bdc..ae3ba4b722 100644
--- a/templates/web/admin/subdefs.html.twig
+++ b/templates/web/admin/subdefs.html.twig
@@ -401,7 +401,7 @@
                                 <tbody>
                                 <tr>
                                     <td style="width:100px;line-height: 0.9rem;">{{ 'Telechargeable' | trans }}</td>
-                                    <td style="width:300px;"><input type="checkbox" name="{{subdefgroup}}_{{subdefname}}_downloadable" {% if subdef.is_downloadable() %}checked="checked"{% endif %} value="1" /></td>
+                                    <td style="width:300px;"><input type="checkbox" name="{{subdefgroup}}_{{subdefname}}_downloadable" {% if subdef.isDownloadable() %}checked="checked"{% endif %} value="1" /></td>
                                     <td></td>
                                 </tr>
                                 <tr>
diff --git a/tests/Alchemy/Tests/Phrasea/Controller/Admin/SubdefsTest.php b/tests/Alchemy/Tests/Phrasea/Controller/Admin/SubdefsTest.php
index 4d413c2e9d..54bf3e89b1 100644
--- a/tests/Alchemy/Tests/Phrasea/Controller/Admin/SubdefsTest.php
+++ b/tests/Alchemy/Tests/Phrasea/Controller/Admin/SubdefsTest.php
@@ -83,7 +83,7 @@ class SubdefsTest extends \PhraseanetAuthenticatedWebTestCase
         $subdefs = new \databox_subdefsStructure($app->findDataboxById($this->databox_id), $app['translator']);
         $subdef = $subdefs->get_subdef("image", $name);
         /* @var $subdef \databox_subdef */
-        $this->assertFalse($subdef->is_downloadable());
+        $this->assertFalse($subdef->isDownloadable());
         $options = $subdef->getOptions();
         $this->assertTrue(is_array($options));
         $this->assertEquals(400, $options[Image::OPTION_SIZE]->getValue());