Add required ruby version to gemspec

dkubb · Dec 13, 2013 · 0d123f7 · 0d123f7
1 parent e7bed49
commit 0d123f7
Showing 1 changed file with 2 additions and 0 deletions.
diff --git a/memoizable.gemspec b/memoizable.gemspec
@@ -18,6 +18,8 @@ Gem::Specification.new do |gem|
   gem.test_files       = Dir.glob('spec/{unit,integration}/**/*.rb')
   gem.extra_rdoc_files = Dir.glob('**/*.md')
 
+  gem.required_ruby_version = '>= 1.9.3'
+
   gem.add_runtime_dependency('thread_safe', '~> 0.1.3')
 
   gem.add_development_dependency('bundler', '~> 1.3', '>= 1.3.5')