CarrierWave.configure do |config| config.fog_credentials = { :provider => 'AWS', :aws_access_key_id => ENV['S3_KEY'], :aws_secret_access_key => ENV['S3_SECRET'] # :region => ENV['S3_REGION'] # Change this for different AWS region. Default is 'us-east-1' } config.fog_directory = ENV['S3_BUCKET'] end