diff --git a/Library/Homebrew/cask/lib/hbc/exceptions.rb b/Library/Homebrew/cask/lib/hbc/exceptions.rb
index 2626a467a2..392e34f982 100644
--- a/Library/Homebrew/cask/lib/hbc/exceptions.rb
+++ b/Library/Homebrew/cask/lib/hbc/exceptions.rb
@@ -38,7 +38,7 @@ module Hbc
 
   class CaskAlreadyCreatedError < AbstractCaskErrorWithToken
     def to_s
-      %Q(Cask '#{token}' already exists. Run #{Formatter.identifier("brew cask cat #{token}")} to edit it.)
+      %Q(Cask '#{token}' already exists. Run #{Formatter.identifier("brew cask edit #{token}")} to edit it.)
     end
   end