key_struct.gemspec in key_struct-0.0.1 vs key_struct.gemspec in key_struct-0.0.2

@@ -17,9 +17,10 @@
   gem.test_files    = `git ls-files -- {test,spec,features}/*`.split("\n")
   gem.name          = "key_struct"
   gem.require_paths = ["lib"]
   gem.version       = KeyStruct::VERSION
 
+  gem.required_ruby_version = ">= 1.9.2"
   gem.add_development_dependency 'rspec'
   gem.add_development_dependency 'simplecov'
   gem.add_development_dependency 'simplecov-gem-adapter'
 end