diff --git a/Casks/opacity.rb b/Casks/opacity.rb
index c43f91bb9..8e0b3d4e0 100644
--- a/Casks/opacity.rb
+++ b/Casks/opacity.rb
@@ -3,6 +3,7 @@ cask :v1 => 'opacity' do
   sha256 :no_check
 
   url 'http://downloads.likethought.com/opacity.zip'
+  name 'Opacity'
   homepage 'http://likethought.com/opacity/'
   license :unknown    # todo: change license and remove this comment; ':unknown' is a machine-generated placeholder