1 files changed, 8 insertions, 6 deletions
diff --git a/activesupport/lib/active_support/core_ext/range/conversions.rb b/activesupport/lib/active_support/core_ext/range/conversions.rb
index 677ba639ec..77e86a6ae6 100644
--- a/activesupport/lib/active_support/core_ext/range/conversions.rb
+++ b/activesupport/lib/active_support/core_ext/range/conversions.rb
@@ -6,16 +6,18 @@ module ActiveSupport #:nodoc:
         DATE_FORMATS = {
           :db => Proc.new { |start, stop| "BETWEEN '#{start.to_s(:db)}' AND '#{stop.to_s(:db)}'" }
         }
-        
-        def self.included(klass) #:nodoc:
-          klass.send(:alias_method, :to_default_s, :to_s)
-          klass.send(:alias_method, :to_s, :to_formatted_s)
+
+        def self.included(base) #:nodoc:
+          base.class_eval do
+            alias_method :to_default_s, :to_s
+            alias_method :to_s, :to_formatted_s
+          end
         end
-        
+
         def to_formatted_s(format = :default)
           DATE_FORMATS[format] ? DATE_FORMATS[format].call(first, last) : to_default_s   
         end
       end
     end
   end
-end
-\ No newline at end of file
+end