httpi.gemspec in httpi-2.3.0 vs httpi.gemspec in httpi-2.4.0

@@ -9,9 +9,10 @@
   s.authors     = ['Daniel Harrington', 'Martin Tepper']
   s.email       = '[e-mail]'
   s.homepage    = "http://github.com/savonrb/#{s.name}"
   s.summary     = "Common interface for Ruby's HTTP libraries"
   s.description = s.summary
+  s.required_ruby_version = '>= 1.9.2'
 
   s.rubyforge_project = s.name
   s.license = 'MIT'
 
   s.add_dependency 'rack'