--- a/config/environments/production.rb	Wed Apr 23 09:25:11 2014 +0900
+++ b/config/environments/production.rb	Wed Apr 23 09:33:08 2014 +0900
@@ -33,7 +33,7 @@
   config.assets.digest = true
 
   # Version of your assets, change this if you want to expire all your assets.
-  config.assets.version = '1.0'
+  config.assets.version = "1.0"
 
   # Specifies the header that your server uses for sending files.
   # config.action_dispatch.x_sendfile_header = "X-Sendfile" # for apache
@@ -50,7 +50,7 @@
   config.logger = Logger.new(STDOUT)
 
   # Recommended by http://help.papertrailapp.com/kb/configuration/unicorn
-  config.logger.level = Logger.const_get('WARN')
+  config.logger.level = Logger.const_get("WARN")
 
   # Prepend all log lines with the following tags.
   # config.log_tags = [ :subdomain, :uuid ]