stew.gemspec in stew-0.5.0 vs stew.gemspec in stew-0.5.1

- old
+ new
@@ -24,14 +24,14 @@
   gem.add_development_dependency 'webmock'
   gem.add_development_dependency 'ci_reporter'
   gem.add_development_dependency 'rake'
   gem.add_development_dependency 'simplecov'
   gem.add_development_dependency 'simplecov-rcov'
-  gem.add_development_dependency 'multi_xml'
   gem.add_development_dependency 'rb-inotify'
   gem.add_development_dependency 'yard'
   gem.add_development_dependency 'rdiscount'
 
+  gem.add_runtime_dependency 'multi_xml'
   gem.add_runtime_dependency 'nokogiri'
   gem.add_runtime_dependency 'faraday'
   gem.add_runtime_dependency 'faraday_middleware'
   gem.add_runtime_dependency 'money'
 end