diff --git a/browser/app/index.js b/browser/app/index.js
index 26a1cc1d3..5c2a33749 100644
--- a/browser/app/index.js
+++ b/browser/app/index.js
@@ -44,6 +44,8 @@ import Web from './js/web'
 window.Web = Web
 
 import storage from 'local-storage-fallback'
+import objectAssign from 'es6-object-assign'
+objectAssign.polyfill()
 
 const store = applyMiddleware(thunkMiddleware)(createStore)(reducer)
 const Browse = connect(state => state)(_Browse)
diff --git a/browser/app/js/actions.js b/browser/app/js/actions.js
index 2aec14a5b..a39113dc6 100644
--- a/browser/app/js/actions.js
+++ b/browser/app/js/actions.js
@@ -14,13 +14,9 @@
  * limitations under the License.
  */
 
-import url from 'url'
 import Moment from 'moment'
 import browserHistory from 'react-router/lib/browserHistory'
-import web from './web'
-import * as utils from './utils'
 import storage from 'local-storage-fallback'
-
 import { minioBrowserPrefix } from './constants'
 
 export const SET_WEB = 'SET_WEB'
diff --git a/browser/package.json b/browser/package.json
index 9f792974d..a60f80759 100644
--- a/browser/package.json
+++ b/browser/package.json
@@ -67,6 +67,7 @@
   "dependencies": {
     "bootstrap": "^3.3.6",
     "classnames": "^2.2.3",
+    "es6-object-assign": "^1.0.3",
     "font-awesome": "^4.7.0",
     "humanize": "0.0.9",
     "json-loader": "^0.5.4",