diff --git a/Gemfile b/Gemfile
index 9df921d..13239e1 100644
--- a/Gemfile
+++ b/Gemfile
@@ -46,7 +46,7 @@ group :assets do
   gem 'sass-rails',   '3.2.6'
   gem 'coffee-rails', '3.2.2'
   # Ruby wrapper for UglifyJS JavaScript compressor.
-  gem 'uglifier', '1.3.0'
+  gem 'uglifier', '2.0.1'
   # Font Awesome fonts
   gem 'font-awesome-sass-rails', '3.0.2.2'
 end
diff --git a/Gemfile.lock b/Gemfile.lock
index d5366d1..b4e9c88 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -318,7 +318,7 @@ GEM
       polyglot
       polyglot (>= 0.3.1)
     tzinfo (0.3.37)
-    uglifier (1.3.0)
+    uglifier (2.0.1)
       execjs (>= 0.3.0)
       multi_json (~> 1.0, >= 1.0.2)
     uniform_notifier (1.2.0)
@@ -381,5 +381,5 @@ DEPENDENCIES
   simplecov (= 0.7.1)
   spork (= 0.9.2)
   strong_parameters (= 0.2.0)
-  uglifier (= 1.3.0)
+  uglifier (= 2.0.1)
   will_paginate (= 3.0.4)