diff --git a/vendor/rails/activesupport/lib/active_support/core_ext/string/unicode.rb b/vendor/rails/activesupport/lib/active_support/core_ext/string/unicode.rb
index dd19fe5..844f7de 100644
--- a/vendor/rails/activesupport/lib/active_support/core_ext/string/unicode.rb
+++ b/vendor/rails/activesupport/lib/active_support/core_ext/string/unicode.rb
@@ -3,6 +3,12 @@ module ActiveSupport #:nodoc:
     module String #:nodoc:
       # Define methods for handling unicode data.
       module Unicode
+        def self.included(base)
+          if '1.8.7'.respond_to?(:chars)
+            base.class_eval { remove_method :chars }
+          end
+        end
+
         # +chars+ is a Unicode safe proxy for string methods. It creates and returns an instance of the
         # ActiveSupport::Multibyte::Chars class which encapsulates the original string. A Unicode safe version of all
         # the String methods are defined on this proxy class. Undefined methods are forwarded to String, so all of the
--
libgit2 0.21.2