lib/dry/behaviour.rb in dry-behaviour-0.2.1 vs lib/dry/behaviour.rb in dry-behaviour-0.2.2

@@ -1,5 +1,6 @@
 require 'dry/behaviour/version'
+require 'dry/errors/not_implemented'
 require 'dry/behaviour/black_tie'
 
 module Dry
   module Protocol
     def self.included(base)