cask :v1 => 'firefox-esr' do version '38.0' sha256 'c25cc2c83b4c11676828f9aae6f2be7dcaee8cf75747203b9dc06a90cbf2697d' url "https://download.mozilla.org/?product=firefox-#{version}esr-SSL&os=osx&lang=en-US" homepage 'https://www.mozilla.org/en-US/firefox/organizations/' license :mpl tags :vendor => 'Mozilla' app 'Firefox.app' end