diff --git a/lib/Alchemy/Phrasea/Controller/Admin/Subdefs.php b/lib/Alchemy/Phrasea/Controller/Admin/Subdefs.php
index 95f7cd0157..71aed53852 100644
--- a/lib/Alchemy/Phrasea/Controller/Admin/Subdefs.php
+++ b/lib/Alchemy/Phrasea/Controller/Admin/Subdefs.php
@@ -115,7 +115,9 @@ class Subdefs implements ControllerProviderInterface
                         $options[$option] = $value;
                     }
 
-                    $subdefs->set_subdef($group, $name, $class, $downloadable, $options);
+                    $labels = $request->request->get($post_sub . '_label', array());
+
+                    $subdefs->set_subdef($group, $name, $class, $downloadable, $options, $labels);
                 }
             }
 
diff --git a/lib/classes/databox/subdef.php b/lib/classes/databox/subdef.php
index e9add29aa0..35a8dd55c5 100644
--- a/lib/classes/databox/subdef.php
+++ b/lib/classes/databox/subdef.php
@@ -166,6 +166,17 @@ class databox_subdef
         return $this->labels;
     }
 
+    public function get_label($code, $substitute = true)
+    {
+        if (!isset($this->labels[$code]) && $substitute) {
+            return $this->get_name();
+        } elseif (isset($this->labels[$code])) {
+            return $this->labels[$code];
+        }
+
+        return null;
+    }
+
     /**
      * boolean
      *
diff --git a/lib/classes/databox/subdefsStructure.php b/lib/classes/databox/subdefsStructure.php
index 980c38e7d9..596e6f92e7 100644
--- a/lib/classes/databox/subdefsStructure.php
+++ b/lib/classes/databox/subdefsStructure.php
@@ -220,7 +220,7 @@ class databox_subdefsStructure implements IteratorAggregate, Countable
      * @param  Array                    $options
      * @return databox_subdefsStructure
      */
-    public function set_subdef($group, $name, $class, $downloadable, $options)
+    public function set_subdef($group, $name, $class, $downloadable, $options, $labels)
     {
         $dom_struct = $this->databox->get_dom_structure();
 
@@ -229,6 +229,14 @@ class databox_subdefsStructure implements IteratorAggregate, Countable
         $subdef->setAttribute('name', mb_strtolower($name));
         $subdef->setAttribute('downloadable', ($downloadable ? 'true' : 'false'));
 
+        foreach ($labels as $code => $label) {
+            $child = $dom_struct->createElement('label');
+            $labelElement = $child->appendChild($dom_struct->createTextNode($label));
+            $lang = $child->appendChild($dom_struct->createAttribute('lang'));
+            $lang->value = $code;
+            $subdef->appendChild($child);
+        }
+
         foreach ($options as $option => $value) {
 
             if (is_scalar($value)) {
diff --git a/lib/classes/patch/370a6.php b/lib/classes/patch/370a6.php
index 1d1e3dbc4a..c0a4d78be7 100644
--- a/lib/classes/patch/370a6.php
+++ b/lib/classes/patch/370a6.php
@@ -115,7 +115,7 @@ class patch_370a6 implements patchInterface
         $options['meta'] = $subdef->meta_writeable() ? 'yes' : 'no';
         $options['devices'] = array(databox_subdef::DEVICE_SCREEN);
 
-        $root->set_subdef($groupname, $subdef->get_name(), $subdef->get_class(), $subdef->is_downloadable(), $options);
+        $root->set_subdef($groupname, $subdef->get_name(), $subdef->get_class(), $subdef->is_downloadable(), $options, array());
     }
 
     protected function addMobileSubdefVideo($root, $baseSubdef, $groupname)
@@ -151,9 +151,9 @@ class patch_370a6 implements patchInterface
         $newSubdefOptionsX264['acodec'] = 'libvo_aacenc';
         $newSubdefOptionsX264['vcodec'] = 'libx264';
 
-        $root->set_subdef($groupname, $baseSubdef->get_name() . '_mobile_webM', $baseSubdef->get_class(), false, $newSubdefOptionsWebM);
-        $root->set_subdef($groupname, $baseSubdef->get_name() . '_mobile_OGG', $baseSubdef->get_class(), false, $newSubdefOptionsOgg);
-        $root->set_subdef($groupname, $baseSubdef->get_name() . '_mobile_X264', $baseSubdef->get_class(), false, $newSubdefOptionsX264);
+        $root->set_subdef($groupname, $baseSubdef->get_name() . '_mobile_webM', $baseSubdef->get_class(), false, $newSubdefOptionsWebM, array());
+        $root->set_subdef($groupname, $baseSubdef->get_name() . '_mobile_OGG', $baseSubdef->get_class(), false, $newSubdefOptionsOgg, array());
+        $root->set_subdef($groupname, $baseSubdef->get_name() . '_mobile_X264', $baseSubdef->get_class(), false, $newSubdefOptionsX264, array());
     }
 
     protected function addMobileSubdefImage($root, $baseSubdef, $groupname)
@@ -170,7 +170,7 @@ class patch_370a6 implements patchInterface
 
         $optionMobile['devices'] = array(databox_subdef::DEVICE_HANDHELD);
 
-        $root->set_subdef($groupname, $baseSubdef->get_name() . '_mobile', $baseSubdef->get_class(), false, $optionMobile);
+        $root->set_subdef($groupname, $baseSubdef->get_name() . '_mobile', $baseSubdef->get_class(), false, $optionMobile, array());
     }
 
     protected function addHtml5Video($root, $baseSubdef, $groupname)
@@ -192,7 +192,7 @@ class patch_370a6 implements patchInterface
         $newSubdefOptionsOgg['vcodec'] = 'libtheora';
         $newSubdefOptionsOgg['acodec'] = 'libvorbis';
 
-        $root->set_subdef($groupname, $baseSubdef->get_name() . '_webM', $baseSubdef->get_class(), false, $newSubdefOptionsWebM);
-        $root->set_subdef($groupname, $baseSubdef->get_name() . '_OGG', $baseSubdef->get_class(), false, $newSubdefOptionsOgg);
+        $root->set_subdef($groupname, $baseSubdef->get_name() . '_webM', $baseSubdef->get_class(), false, $newSubdefOptionsWebM, array());
+        $root->set_subdef($groupname, $baseSubdef->get_name() . '_OGG', $baseSubdef->get_class(), false, $newSubdefOptionsOgg, array());
     }
 }
diff --git a/templates/web/admin/subdefs.html.twig b/templates/web/admin/subdefs.html.twig
index ea2f6c159e..057f962bb1 100644
--- a/templates/web/admin/subdefs.html.twig
+++ b/templates/web/admin/subdefs.html.twig
@@ -213,6 +213,14 @@
                             <td style="width:250px;"></td>
                             <td></td>
                         </tr>
+
+                        {% for code, language in app['locales.I18n.available'] %}
+                            <tr>
+                                <td>{{ language }}</td>
+                                <td><input type="text" name="{{subdefgroup}}_{{subdefname}}_label[{{ code }}]" value="{{ subdef.get_label(code, false) }}" /></td>
+                                <td></td>
+                            </tr>
+                        {% endfor %}
                         <tr>
                             <td>{% trans 'Telechargeable' %}</td>
                             <td><input type="checkbox" name="{{subdefgroup}}_{{subdefname}}_downloadable" {% if subdef.is_downloadable() %}checked="checked"{% endif %} value="1" /></td>