diff --git a/Gemfile b/Gemfile
index 7540edb..0408c4b 100644
--- a/Gemfile
+++ b/Gemfile
@@ -12,7 +12,7 @@ gem 'sass-rails', '~> 5.0'
 # Use Uglifier as compressor for JavaScript assets
 gem 'uglifier', '>= 1.3.0'
 # Use CoffeeScript for .coffee assets and views
-gem 'coffee-rails', '~> 4.2'
+gem 'coffee-rails', '~> 5.0'
 # See https://github.com/rails/execjs#readme for more supported runtimes
 gem 'libv8', :platforms => :ruby
 gem 'therubyracer', '>= 0.11.4', :platforms => :ruby, :require => 'v8'