zhong.gemspec in zhong-0.2.4 vs zhong.gemspec in zhong-0.3.0

@@ -18,19 +18,19 @@
   spec.bindir        = "bin"
   spec.executables   = ["zhong"]
   spec.test_files    = spec.files.grep(%r{^(test|spec|features)/})
   spec.require_paths = ["lib"]
 
-  spec.required_ruby_version = "~> 2.1"
+  spec.required_ruby_version = ">= 2.5.0"
 
   spec.add_dependency "suo"
   spec.add_dependency "redis"
   spec.add_dependency "tzinfo"
   spec.add_dependency "activesupport"
 
-  spec.add_development_dependency "bundler", "~> 1.5"
-  spec.add_development_dependency "rake", "~> 10.0"
-  spec.add_development_dependency "rubocop", "~> 0.30.0"
+  spec.add_development_dependency "bundler", "~> 2.2"
+  spec.add_development_dependency "rake", "~> 13.0"
+  spec.add_development_dependency "rubocop", "~> 0.49.0"
   spec.add_development_dependency "minitest", "~> 5.5.0"
   spec.add_development_dependency "codeclimate-test-reporter", "~> 0.4.7"
   spec.add_development_dependency "sinatra", "~> 1.4", ">= 1.4.6"
   spec.add_development_dependency "rack-test", "~> 0.6"
   spec.add_development_dependency "tilt"