countries.gemspec in countries-4.0.0 vs countries.gemspec in countries-4.0.1

@@ -17,9 +17,11 @@
   gem.name          = 'countries'
   gem.require_paths = ['lib']
   gem.version       = Countries::VERSION.dup
   gem.license       = 'MIT'
 
+  gem.required_ruby_version = '>= 2.5'
+
   gem.add_dependency('i18n_data', '~> 0.13.0')
   gem.add_dependency('sixarm_ruby_unaccent', '~> 1.1')
   gem.add_development_dependency('rspec', '>= 3')
   gem.add_development_dependency('activesupport', '>= 3')
   gem.add_development_dependency('nokogiri', '>= 1.8')