eew_parser.gemspec in eew_parser-0.1.9 vs eew_parser.gemspec in eew_parser-0.2.0

@@ -1,8 +1,8 @@
 Gem::Specification.new do |spec|
   spec.name          = "eew_parser"
-  spec.version       = "0.1.9"
+  spec.version       = "0.2.0"
   spec.authors       = ["Masaki Matsushita"]
   spec.email         = ["[e-mail]"]
   spec.summary       = %q{Parser for Earthquake Early Warning from JMA}
   spec.description   = %q{Parser for Earthquake Early Warning from JMA}
   spec.homepage      = %q{https://github.com/mmasaki/eew_parser}
@@ -11,9 +11,10 @@
   spec.files         = `git ls-files -z`.split("\x0")
   spec.executables   = spec.files.grep(%r{^bin/}) { |f| File.basename(f) }
   spec.test_files    = spec.files.grep(%r{^(test|spec|features)/})
   spec.require_paths = ["lib"]
 
+  spec.required_ruby_version = '>= 2.3.0'
   spec.add_development_dependency "bundler", "~> 1.16"
   spec.add_development_dependency "rake", "~> 11.2"
   spec.add_development_dependency "rspec", "~> 3.7"
   spec.add_development_dependency "rspec-its", "~> 1.2"
 end