1 files changed, 2 insertions, 1 deletions
diff --git a/activerecord/lib/active_record/named_scope.rb b/activerecord/lib/active_record/named_scope.rb
index 1b22fa5e24..dd2a90b8e5 100644
--- a/activerecord/lib/active_record/named_scope.rb
+++ b/activerecord/lib/active_record/named_scope.rb
@@ -1,5 +1,6 @@
 require 'active_support/core_ext/array'
 require 'active_support/core_ext/hash/except'
+require 'active_support/core_ext/object/metaclass'
 
 module ActiveRecord
   module NamedScope
@@ -99,7 +100,7 @@ module ActiveRecord
               end
           end, &block)
         end
-        (class << self; self end).instance_eval do
+        metaclass.instance_eval do
           define_method name do |*args|
             scopes[name].call(self, *args)
           end