cfnlego.gemspec in cfnlego-0.0.4 vs cfnlego.gemspec in cfnlego-0.0.5

@@ -2,9 +2,10 @@
 lib = File.expand_path('../lib', __FILE__)
 $LOAD_PATH.unshift(lib) unless $LOAD_PATH.include?(lib)
 require 'cfnlego/version'
 
 Gem::Specification.new do |spec|
+  spec.required_ruby_version = '>= 2.0'
   spec.name          = "cfnlego"
   spec.version       = Cfnlego::VERSION
   spec.authors       = ["Kevin Yung"]
   spec.email         = ["[e-mail]"]
   spec.licenses      = ["MIT"]