cure_line.gemspec in cure_line-0.1.0 vs cure_line.gemspec in cure_line-0.1.1

@@ -12,9 +12,11 @@
   spec.summary       = %q{LINE TIMELINE scraping tool}
   spec.description   = %q{LINE TIMELINE scraping tool}
   spec.homepage      = "https://github.com/sue445/cure_line"
   spec.license       = "MIT"
 
+  spec.required_ruby_version = ">= 2.3.0"
+
   spec.files         = `git ls-files -z`.split("\x0").reject do |f|
     f.match(%r{^(test|spec|features)/})
   end
   spec.bindir        = "exe"
   spec.executables   = spec.files.grep(%r{^exe/}) { |f| File.basename(f) }