adyen.gemspec in adyen-2.2.0 vs adyen.gemspec in adyen-2.3.0

@@ -22,22 +22,21 @@
   s.email    = ['[e-mail]', '[e-mail]', '[e-mail]', '[e-mail]']
   s.homepage = 'http://github.com/wvanbergen/adyen/wiki'
   s.license  = 'MIT'
 
   s.add_development_dependency('rake')
-  s.add_development_dependency('rspec', '~> 2.14')
-  s.add_development_dependency('minitest', '~> 5')
+  s.add_development_dependency('minitest', '~> 5.0')
   s.add_development_dependency('mocha')
   s.add_development_dependency('sinatra')
   s.add_development_dependency('poltergeist')
 
-  s.add_development_dependency('rails', '>= 3.2')
-  s.add_development_dependency('nokogiri', '>= 1.6.1')
+  s.add_development_dependency('railties', '>= 3.2', '< 5.2')
+  s.add_development_dependency('nokogiri', '>= 1.6.8')
 
   s.requirements << 'Having Nokogiri installed will speed up XML handling when using the SOAP API.'
 
   s.rdoc_options << '--title' << s.name << '--main' << 'README.md' << '--line-numbers' << '--inline-source'
   s.extra_rdoc_files = ['README.md', 'CHANGELOG.md', 'CONTRIBUTING.md']
 
   s.files = `git ls-files`.split($/)
-  s.test_files = s.files.grep(%r{^(test|spec|features)/})
+  s.test_files = s.files.grep(%r{^test/})
 end