diff --git a/Library/Homebrew/cmd/prune.rb b/Library/Homebrew/cmd/prune.rb
index a6ffc2b841..cc600fd7fa 100644
--- a/Library/Homebrew/cmd/prune.rb
+++ b/Library/Homebrew/cmd/prune.rb
@@ -28,7 +28,7 @@ module Homebrew extend self
       end
     end
 
-    dirs.sort.reverse_each do |d|
+    dirs.reverse_each do |d|
       if ARGV.dry_run? && d.children.empty?
         puts "Would remove (empty directory): #{d}"
       else