diff -r 343675b8cc97 -r aaaf9b0b09f6 server/bo_client/ember-cli-build.js
--- a/server/bo_client/ember-cli-build.js	Fri Sep 08 12:04:21 2017 +0200
+++ b/server/bo_client/ember-cli-build.js	Fri Sep 08 15:03:29 2017 +0200
@@ -5,7 +5,7 @@
 
 module.exports = function(defaults) {
 
-  var app = new EmberApp(defaults, {
+  let app = new EmberApp(defaults, {
     outputPaths: {
       vendor: {
         js: '/assets/bo-client-vendor.js',