--- a/Gemfile	Wed Mar 12 19:56:26 2014 +0900
+++ b/Gemfile	Wed Mar 12 19:58:51 2014 +0900
@@ -24,11 +24,9 @@
 # To use Jbuilder templates for JSON
 # gem "jbuilder"
 
-group :standalone do
-  # Use unicorn as the app server
-  gem "unicorn", :platforms => :mri
-  gem "puma", :platforms => [:rbx, :jruby]
-end
+gem "unicorn", :groups => [:standalone, :development], :platforms => :mri
+gem "hooves", :groups => :development, :platforms => :mri, :require => "hooves/default"
+gem "puma", :groups => :standalone, :platforms => [:rbx, :jruby]
 
 # Deploy with Capistrano
 # gem "capistrano"
@@ -42,5 +40,4 @@
 
 group :development do
   gem "quiet_assets"
-  gem "hooves", :platforms => :mri, :require => "hooves/default"
 end