diff --git a/Library/Homebrew/extend/os/mac/search.rb b/Library/Homebrew/extend/os/mac/search.rb
index b937f64db4..6e5e6df789 100644
--- a/Library/Homebrew/extend/os/mac/search.rb
+++ b/Library/Homebrew/extend/os/mac/search.rb
@@ -29,7 +29,9 @@ module Homebrew
           end
         end
 
-        cask_tokens = Tap.flat_map(&:cask_tokens)
+        cask_tokens = Tap.flat_map(&:cask_tokens).map do |c|
+          c.sub(%r{^homebrew/cask.*/}, "")
+        end
 
         results = cask_tokens.extend(Searchable)
                              .search(string_or_regex)