--- a/cms/app-client/mirage/serializers/language.js	Mon Oct 03 16:32:41 2016 +0200
+++ b/cms/app-client/mirage/serializers/language.js	Tue Oct 04 11:58:39 2016 +0200
@@ -4,6 +4,6 @@
 
 export default JSONAPISerializer.extend({
     serialize(response) {
-        return _(response.models).map((lang) => { return [lang.id, lang.count];}).object().value();
+        return {'languages' : _(response.models).map((lang) => { return [lang.id, lang.count];}).object().value()};
     }
 });