diff --git a/test/specs/asset_manager/main.js b/test/specs/asset_manager/main.js
index f03583180..03406dfb8 100644
--- a/test/specs/asset_manager/main.js
+++ b/test/specs/asset_manager/main.js
@@ -2,9 +2,9 @@ var StorageManager = require('storage_manager');
 var AssetManager = require('asset_manager');
 var FileUploader = require('./view/FileUploader');
 
-describe('Asset Manager', function() {
+describe('Asset Manager', () => {
 
-  describe('Main', function() {
+  describe('Main', () => {
 
     var obj;
     var imgObj;
@@ -20,7 +20,7 @@ describe('Asset Manager', function() {
       },
     };
 
-    beforeEach(function () {
+    beforeEach(() => {
       imgObj = {
         type: 'image',
         src: 'path/to/image',
@@ -31,24 +31,24 @@ describe('Asset Manager', function() {
       obj.init();
     });
 
-    afterEach(function () {
+    afterEach(() => {
       obj = null;
     });
 
-    it('Object exists', function() {
+    it('Object exists', () => {
       expect(obj).toExist();
     });
 
-    it('No assets inside', function() {
+    it('No assets inside', () => {
       expect(obj.getAll().length).toEqual(0);
     });
 
-    it('Add new asset', function() {
+    it('Add new asset', () => {
       obj.add(imgObj);
       expect(obj.getAll().length).toEqual(1);
     });
 
-    it('Added asset has correct data', function() {
+    it('Added asset has correct data', () => {
       obj.add(imgObj);
       var asset = obj.get(imgObj.src);
       expect(asset.get('width')).toEqual(imgObj.width);
@@ -56,14 +56,14 @@ describe('Asset Manager', function() {
       expect(asset.get('type')).toEqual(imgObj.type);
     });
 
-    it('Add asset with src', function() {
+    it('Add asset with src', () => {
       obj.add(imgObj.src);
       var asset = obj.get(imgObj.src);
       expect(asset.get('type')).toEqual('image');
       expect(asset.get('src')).toEqual(imgObj.src);
     });
 
-    it('Add asset with more src', function() {
+    it('Add asset with more src', () => {
       obj.add([imgObj.src, imgObj.src + '2']);
       expect(obj.getAll().length).toEqual(2);
       var asset1 = obj.getAll().at(0);
@@ -72,28 +72,28 @@ describe('Asset Manager', function() {
       expect(asset2.get('src')).toEqual(imgObj.src + '2');
     });
 
-    it('Src is unique', function() {
+    it('Src is unique', () => {
       obj.add(imgObj);
       obj.add(imgObj);
       expect(obj.getAll().length).toEqual(1);
     });
 
-    it('Remove asset', function() {
+    it('Remove asset', () => {
       obj.add(imgObj);
       obj.remove(imgObj.src);
       expect(obj.getAll().length).toEqual(0);
     });
 
-    it('Render assets', function() {
+    it('Render assets', () => {
       obj.add(imgObj);
       expect(obj.render()).toExist();
     });
 
-    describe('With storage', function() {
+    describe('With storage', () => {
 
       var storageManager;
 
-      beforeEach(function () {
+      beforeEach(() => {
         storageManager = new StorageManager().init({
           autoload: 0,
           type: storageId
@@ -104,11 +104,11 @@ describe('Asset Manager', function() {
         storageManager.add(storageId, storageMock);
       });
 
-      afterEach(function () {
+      afterEach(() => {
         storageManager = null;
       });
 
-      it('Store and load data', function() {
+      it('Store and load data', () => {
         obj.add(imgObj);
         obj.store();
         obj.remove(imgObj.src);
diff --git a/test/specs/asset_manager/model/Asset.js b/test/specs/asset_manager/model/Asset.js
index 4783d48dd..a02584f68 100644
--- a/test/specs/asset_manager/model/Asset.js
+++ b/test/specs/asset_manager/model/Asset.js
@@ -3,12 +3,12 @@ var Asset = require('asset_manager/model/Asset');
 module.exports = {
   run: function(){
 
-    describe('Asset', function() {
-      it('Object exists', function() {
+    describe('Asset', () => {
+      it('Object exists', () => {
         expect(Asset).toExist();
       });
 
-      it('Has default values', function() {
+      it('Has default values', () => {
         var obj   = new Asset({});
         expect(obj.get('type')).toNotExist();
         expect(obj.get('src')).toNotExist();
@@ -16,14 +16,14 @@ module.exports = {
         expect(obj.getFilename()).toNotExist();
       });
 
-      it('Test getFilename', function() {
+      it('Test getFilename', () => {
         var obj = new Asset({ type:'image', src: 'ch/eck/t.e.s.t'});
         expect(obj.getFilename()).toEqual('t.e.s.t');
         var obj = new Asset({ type:'image', src: 'ch/eck/1234abc'});
         expect(obj.getFilename()).toEqual('1234abc');
       });
 
-      it('Test getExtension', function() {
+      it('Test getExtension', () => {
         var obj   = new Asset({ type:'image', src: 'ch/eck/t.e.s.t'});
         expect(obj.getExtension()).toEqual('t');
         var obj   = new Asset({ type:'image', src: 'ch/eck/1234abc.'});
diff --git a/test/specs/asset_manager/model/AssetImage.js b/test/specs/asset_manager/model/AssetImage.js
index 851f5affb..794a75f6e 100644
--- a/test/specs/asset_manager/model/AssetImage.js
+++ b/test/specs/asset_manager/model/AssetImage.js
@@ -3,12 +3,12 @@ var AssetImage = require('asset_manager/model/AssetImage');
 module.exports = {
   run: function() {
 
-    describe('AssetImage', function() {
-      it('Object exists', function() {
+    describe('AssetImage', () => {
+      it('Object exists', () => {
         expect(AssetImage).toExist();
       });
 
-      it('Has default values', function() {
+      it('Has default values', () => {
         var obj = new AssetImage({});
         expect(obj.get('type')).toEqual('image');
         expect(obj.get('src')).toNotExist();
diff --git a/test/specs/asset_manager/model/Assets.js b/test/specs/asset_manager/model/Assets.js
index 4b6bb6598..3a7fd17b1 100644
--- a/test/specs/asset_manager/model/Assets.js
+++ b/test/specs/asset_manager/model/Assets.js
@@ -2,44 +2,44 @@ var Assets = require('asset_manager/model/Assets');
 
 module.exports = {
   run: function() {
-    describe('Assets', function() {
+    describe('Assets', () => {
 
       var obj;
 
-      beforeEach(function () {
+      beforeEach(() => {
         obj = new Assets();
       });
 
-      afterEach(function () {
+      afterEach(() => {
         obj = null;
       });
 
-      it('Object exists', function() {
+      it('Object exists', () => {
         expect(obj).toExist();
       });
 
-      it('Collection is empty', function() {
+      it('Collection is empty', () => {
         expect(obj.length).toEqual(0);
       });
 
-      it("Can't insert assets without src", function() {
+      it("Can't insert assets without src", () => {
         obj.add({});
         expect(obj.length).toEqual(0);
         obj.add([{},{},{}]);
         expect(obj.length).toEqual(0);
       });
 
-      it("Insert assets only with src", function() {
+      it("Insert assets only with src", () => {
         obj.add([{},{src:'test'},{}]);
         expect(obj.length).toEqual(1);
       });
 
-      it('addImg creates new asset', function() {
+      it('addImg creates new asset', () => {
         obj.addImg('/img/path');
         expect(obj.length).toEqual(1);
       });
 
-      it('addImg asset is correct', function() {
+      it('addImg asset is correct', () => {
         obj.addImg('/img/path');
         var asset = obj.at(0);
         expect(asset.get('type')).toEqual('image');
diff --git a/test/specs/asset_manager/view/AssetImageView.js b/test/specs/asset_manager/view/AssetImageView.js
index 540d3bb84..e1c0d6e21 100644
--- a/test/specs/asset_manager/view/AssetImageView.js
+++ b/test/specs/asset_manager/view/AssetImageView.js
@@ -5,7 +5,7 @@ var Assets = require('asset_manager/model/Assets');
 module.exports = {
   run: function() {
 
-    describe('AssetImageView', function() {
+    describe('AssetImageView', () => {
 
       before(function () {
         this.$fixtures = $("#fixtures");
@@ -31,11 +31,11 @@ module.exports = {
         this.$fixture.empty();
       });
 
-      it('Object exists', function() {
+      it('Object exists', () => {
         expect(AssetImageView).toExist();
       });
 
-      describe('Asset should be rendered correctly', function() {
+      describe('Asset should be rendered correctly', () => {
 
           it('Has preview box', function() {
             var $asset = this.view.$el;
diff --git a/test/specs/asset_manager/view/AssetView.js b/test/specs/asset_manager/view/AssetView.js
index a186912d2..662ba87c7 100644
--- a/test/specs/asset_manager/view/AssetView.js
+++ b/test/specs/asset_manager/view/AssetView.js
@@ -5,7 +5,7 @@ var Assets = require('asset_manager/model/Assets');
 module.exports = {
   run: function() {
 
-    describe('AssetView', function() {
+    describe('AssetView', () => {
 
       before(function () {
         this.$fixtures   = $("#fixtures");
@@ -31,7 +31,7 @@ module.exports = {
         this.$fixture.remove();
       });
 
-      it('Object exists', function() {
+      it('Object exists', () => {
         expect(AssetView).toExist();
       });
 
diff --git a/test/specs/asset_manager/view/AssetsView.js b/test/specs/asset_manager/view/AssetsView.js
index 87f3f3ef7..54ab840da 100644
--- a/test/specs/asset_manager/view/AssetsView.js
+++ b/test/specs/asset_manager/view/AssetsView.js
@@ -4,7 +4,7 @@ var Assets = require('asset_manager/model/Assets');
 module.exports = {
   run: function() {
 
-    describe('AssetsView', function() {
+    describe('AssetsView', () => {
 
       var obj;
 
@@ -32,7 +32,7 @@ module.exports = {
         this.$fixture.remove();
       });
 
-      it('Object exists', function() {
+      it('Object exists', () => {
         expect(AssetsView).toExist();
       });
 
@@ -72,15 +72,15 @@ module.exports = {
         expect($asset.attr('class')).toNotExist();
       });
 
-      it("Returns not empty assets element", function (){
+      it("Returns not empty assets element", () => {
         expect(obj.getAssetsEl()).toExist();
       });
 
-      it("Returns not empty url input", function (){
+      it("Returns not empty url input", () => {
         expect(obj.getInputUrl()).toExist();
       });
 
-      it("Add image asset from input string", function (){
+      it("Add image asset from input string", () => {
         obj.getInputUrl().value = "test";
         obj.addFromStr({
           preventDefault: function(){}
diff --git a/test/specs/asset_manager/view/FileUploader.js b/test/specs/asset_manager/view/FileUploader.js
index 551a839c2..8e4fcc3e3 100644
--- a/test/specs/asset_manager/view/FileUploader.js
+++ b/test/specs/asset_manager/view/FileUploader.js
@@ -3,7 +3,7 @@ var FileUploader = require('asset_manager/view/FileUploader');
 module.exports = {
   run: function() {
 
-    describe('File Uploader', function() {
+    describe('File Uploader', () => {
 
       before(function () {
         this.$fixtures   = $("#fixtures");
@@ -24,7 +24,7 @@ module.exports = {
         this.$fixture.remove();
       });
 
-      it('Object exists', function() {
+      it('Object exists', () => {
         expect(FileUploader).toExist();
       });
 
@@ -32,7 +32,7 @@ module.exports = {
         expect(this.view.pfx).toNotExist();
       });
 
-      describe('Should be rendered correctly', function() {
+      describe('Should be rendered correctly', () => {
 
           it('Has title', function() {
             expect(this.view.$el.find('#title').length).toEqual(1);
@@ -52,9 +52,9 @@ module.exports = {
 
       });
 
-      describe('Interprets configurations correctly', function() {
+      describe('Interprets configurations correctly', () => {
 
-          it('Has correct title', function() {
+          it('Has correct title', () => {
             var view = new FileUploader({ config : {
               uploadText : 'Test',
             } });
@@ -62,7 +62,7 @@ module.exports = {
             expect(view.$el.find('#title').html()).toEqual('Test');
           });
 
-          it('Could be disabled', function() {
+          it('Could be disabled', () => {
             var view = new FileUploader({ config : {
               disableUpload: true,
             } });