1 files changed, 1 insertions, 3 deletions
diff --git a/activesupport/lib/active_support/core_ext/uri.rb b/activesupport/lib/active_support/core_ext/uri.rb
index bfe0832b37..c6c183edd9 100644
--- a/activesupport/lib/active_support/core_ext/uri.rb
+++ b/activesupport/lib/active_support/core_ext/uri.rb
@@ -1,5 +1,3 @@
-# encoding: utf-8
-
 require 'uri'
 str = "\xE6\x97\xA5\xE6\x9C\xAC\xE8\xAA\x9E" # Ni-ho-nn-go in UTF-8, means Japanese.
 parser = URI::Parser.new
@@ -12,7 +10,7 @@ unless str == parser.unescape(parser.escape(str))
       # YK: My initial experiments say yes, but let's be sure please
       enc = str.encoding
       enc = Encoding::UTF_8 if enc == Encoding::US_ASCII
-      str.gsub(escaped) { [$&[1, 2].hex].pack('C') }.force_encoding(enc)
+      str.gsub(escaped) { |match| [match[1, 2].hex].pack('C') }.force_encoding(enc)
     end
   end
 end