lib/polyfill/v2_4/array/instance.rb in polyfill-0.3.0 vs lib/polyfill/v2_4/array/instance.rb in polyfill-0.4.0

@@ -1,11 +1,13 @@
-require 'polyfill/v2_4/array/instance/concat'
+require_relative 'instance/concat'
+require_relative 'instance/sum'
 
 module Polyfill
   module V2_4
     module Array
       module Instance
         include Concat
+        include Sum
       end
     end
   end
 end