diff --git a/src/device_manager/model/Devices.js b/src/device_manager/model/Devices.js
index 41e632889..4ffcba36a 100644
--- a/src/device_manager/model/Devices.js
+++ b/src/device_manager/model/Devices.js
@@ -1,11 +1,6 @@
-define((require, exports, module) => {
-  'use strict';
-  var Backbone = require('backbone');
-  var Device = require('./Device');
+var Backbone = require('backbone');
+var Device = require('./Device');
 
-    module.exports = Backbone.Collection.extend({
-
-      model:  Device,
-
-    });
-});
\ No newline at end of file
+module.exports = Backbone.Collection.extend({
+  model:  Device,
+});