outbox.gemspec in outbox-0.2.0 vs outbox.gemspec in outbox-0.2.1

@@ -16,10 +16,10 @@
   spec.files         = `git ls-files`.split($/)
   spec.executables   = spec.files.grep(%r{^bin/}) { |f| File.basename(f) }
   spec.test_files    = spec.files.grep(%r{^(test|spec|features)/})
   spec.require_paths = ['lib']
 
-  spec.add_runtime_dependency 'mail', '~> 2.5.3'
+  spec.add_runtime_dependency 'mail', '~> 2.6'
   spec.add_development_dependency 'bundler', '~> 1.3'
   spec.add_development_dependency 'rake'
   spec.add_development_dependency 'rspec'
   spec.add_development_dependency 'rspec_junit_formatter'
 end