pwhois.gemspec in pwhois-1.2.0 vs pwhois.gemspec in pwhois-1.2.1

@@ -19,8 +19,9 @@
   spec.files         = `git ls-files`.split($\)
   spec.test_files    = spec.files.grep(%r{^(test|spec|features)/})
   spec.executables   = spec.files.grep(%r{^bin/}).map{ |f| File.basename(f) }
 
   spec.require_paths = ["lib"]
+  spec.required_ruby_version = '>= 2.2.3'
   spec.add_runtime_dependency 'whois', '~>3.6'
-  spec.add_development_dependency 'rake'
+  spec.add_development_dependency 'rake', '~>11.3'
 end