diff -r 48f5380c26d0 -r 1190ea937f2d cms/app-client/mirage/serializers/geostat.js
--- a/cms/app-client/mirage/serializers/geostat.js	Fri Jun 09 15:22:02 2017 +0200
+++ b/cms/app-client/mirage/serializers/geostat.js	Sat Jun 10 08:33:03 2017 +0200
@@ -1,10 +1,10 @@
 import { JSONAPISerializer } from 'ember-cli-mirage';
 
-import _ from 'lodash/lodash';
+import _ from 'lodash';
 
 export default JSONAPISerializer.extend({
     serialize(response, request) {
     	var map = response.models.find(map => map.id === request.queryParams['area']);
-        return {'geostats': _(map && map.areas || {}).map((geostat) => { return [geostat.id, geostat.count];}).object().value()};
+        return {'geostats': _(map && map.areas || {}).map((geostat) => { return [geostat.id, geostat.count];}).fromPairs().value()};
     }
 });