sidekiq-logstash.gemspec in sidekiq-logstash-1.2.0 vs sidekiq-logstash.gemspec in sidekiq-logstash-1.2.1

@@ -22,11 +22,11 @@
   spec.executables = spec.files.grep(%r{^exe/}) { |f| File.basename(f) }
   spec.require_paths = ['lib']
 
   spec.add_dependency 'logstash-event', '~> 1.2'
   spec.add_runtime_dependency 'sidekiq', '>= 3.0', '<6'
+  spec.required_ruby_version = '>= 2.3.0'
 
-  spec.add_development_dependency 'bundler', '< 2'
   spec.add_development_dependency 'factory_girl', '~> 4.0'
   spec.add_development_dependency 'rake', '~> 10.0'
   spec.add_development_dependency 'rspec', '~> 3.0'
   spec.add_development_dependency 'rspec-json_expectations', '~> 2.1.0'
   spec.add_development_dependency 'rubocop', '~> 0.67.2'