xml-mixup.gemspec in xml-mixup-0.1.3 vs xml-mixup.gemspec in xml-mixup-0.1.4

@@ -10,9 +10,10 @@
   spec.email         = ["[e-mail]"]
   spec.license       = 'Apache-2.0'
   spec.summary       = %q{A mixin for (XML) markup}
   spec.description   = %q{XML::Mixup uses declarative data structures to incrementally generate XML.}
   spec.homepage      = "https://github.com/doriantaylor/rb-xml-mixup"
+  spec.required_ruby_version = "~> 2.0"
 
   # Prevent pushing this gem to RubyGems.org. To allow pushes either set the 'allowed_push_host'
   # to allow pushing to a single host or delete this section to allow pushing to any host.
 
   # if spec.respond_to?(:metadata)