lib/rspec/matchers/block_aliases.rb in rspec-expectations-2.9.0 vs lib/rspec/matchers/block_aliases.rb in rspec-expectations-2.9.1

@@ -1,4 +1,5 @@
+require 'rspec/expectations/extensions/kernel'
 module RSpec
   module Matchers
     module BlockAliases
       alias_method :to,     :should
       alias_method :to_not, :should_not