spec/rubocop/cop/style/module_function_spec.rb in rubocop-0.12.0 vs spec/rubocop/cop/style/module_function_spec.rb in rubocop-0.13.0

@@ -4,10 +4,10 @@
 
 module Rubocop
   module Cop
     module Style
       describe ModuleFunction do
-        let(:cop) { described_class.new }
+        subject(:cop) { described_class.new }
 
         it 'registers an offence for extend self in module' do
           inspect_source(cop,
                          ['module Test',
                           '  extend self',