diff --git a/Library/Homebrew/cask/cmd.rb b/Library/Homebrew/cask/cmd.rb
index a65cee3949..af03b04385 100644
--- a/Library/Homebrew/cask/cmd.rb
+++ b/Library/Homebrew/cask/cmd.rb
@@ -243,6 +243,10 @@ module Cask
         $stderr.puts
         $stderr.puts Help.usage
       end
+
+      def help
+        run
+      end
     end
   end
 end