frise.gemspec in frise-0.2.0 vs frise.gemspec in frise-0.3.0.pre

@@ -1,8 +1,8 @@
-# coding: utf-8
+# frozen_string_literal: true
 
-lib = File.expand_path('../lib', __FILE__)
+lib = File.expand_path('lib', __dir__)
 $LOAD_PATH.unshift(lib) unless $LOAD_PATH.include?(lib)
 require 'frise/version'
 
 Gem::Specification.new do |spec|
   spec.name          = 'frise'
@@ -16,16 +16,16 @@
 
   spec.files         = `git ls-files -z`.split("\x0").reject do |f|
     f.match(%r{^(test|spec|features|example)/})
   end
   spec.require_paths = ['lib']
-  spec.required_ruby_version = '>= 2.1.0'
+  spec.required_ruby_version = '>= 2.3.0'
 
   spec.add_dependency 'liquid', '~> 3.0'
 
   spec.add_development_dependency 'bundler', '~> 1.14'
   spec.add_development_dependency 'coveralls', '~> 0.8.21'
-  spec.add_development_dependency 'simplecov', '~> 0.14.1'
-  spec.add_development_dependency 'rake', '~> 10.0'
+  spec.add_development_dependency 'rake', '~> 12.3'
   spec.add_development_dependency 'rspec', '~> 3.4'
-  spec.add_development_dependency 'rubocop', '~> 0.49.1'
+  spec.add_development_dependency 'rubocop', '~> 0.53.0'
+  spec.add_development_dependency 'simplecov', '~> 0.14.1'
 end