logstash-logger.gemspec in logstash-logger-0.25.1 vs logstash-logger.gemspec in logstash-logger-0.26.0

@@ -32,6 +32,7 @@
   gem.add_development_dependency 'rspec', '>= 3'
   gem.add_development_dependency 'rake'
   gem.add_development_dependency 'pry'
   gem.add_development_dependency 'wwtd'
   gem.add_development_dependency 'appraisal'
+  gem.add_development_dependency 'rubocop'
 end