diff --git a/Gemfile b/Gemfile
index c6c6e82fd..f4b30a45f 100644
--- a/Gemfile
+++ b/Gemfile
@@ -6,8 +6,6 @@ gem 'rails'
 
 # Use SCSS for stylesheets
 gem 'sass-rails'
-# Use Uglifier as compressor for JavaScript assets
-gem 'uglifier'
 
 # Use jquery as the JavaScript library
 gem 'jquery-rails'
diff --git a/Gemfile.lock b/Gemfile.lock
index 89369ac04..971e18182 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -761,8 +761,6 @@ GEM
       ethon (>= 0.9.0)
     tzinfo (1.2.5)
       thread_safe (~> 0.1)
-    uglifier (4.1.19)
-      execjs (>= 0.3.0, < 3)
     unf (0.1.4)
       unf_ext
     unf_ext (0.0.7.5)
@@ -896,7 +894,6 @@ DEPENDENCIES
   timecop
   turbolinks
   typhoeus
-  uglifier
   unicorn
   vcr
   warden!
diff --git a/config/environments/production.rb b/config/environments/production.rb
index 9c120b8e9..b79e63fbb 100644
--- a/config/environments/production.rb
+++ b/config/environments/production.rb
@@ -28,7 +28,7 @@ Rails.application.configure do
   config.public_file_server.enabled = ENV['RAILS_SERVE_STATIC_FILES'].present?
 
   # Compress JavaScripts and CSS.
-  config.assets.js_compressor = Uglifier.new(mangle: false)
+  # config.assets.js_compressor = :uglifier
   # config.assets.css_compressor = :sass
 
   # Do not fallback to assets pipeline if a precompiled asset is missed.