simple_auth.gemspec in simple_auth-2.0.4 vs simple_auth.gemspec in simple_auth-3.0.0

@@ -1,10 +1,11 @@
 require "./lib/simple_auth/version"
 
 Gem::Specification.new do |s|
+  s.required_ruby_version = ">= 2.2.0"
   s.name        = "simple_auth"
-  s.version     = SimpleAuth::Version::STRING
+  s.version     = SimpleAuth::VERSION
   s.platform    = Gem::Platform::RUBY
   s.authors     = ["Nando Vieira"]
   s.email       = ["[e-mail]"]
   s.homepage    = "http://rubygems.org/gems/simple_auth"
   s.summary     = "A simple authentication system for Rails apps"
@@ -13,11 +14,13 @@
   s.files         = `git ls-files`.split("\n")
   s.test_files    = `git ls-files -- {test,spec,features}/*`.split("\n")
   s.executables   = `git ls-files -- bin/*`.split("\n").map{ |f| File.basename(f) }
   s.require_paths = ["lib"]
 
-  s.add_dependency "rails", ">= 3.1.0"
+  s.add_dependency "rails", ">= 4.2.0"
   s.add_development_dependency "sqlite3-ruby"
-  s.add_development_dependency "rspec-rails", "3.0.0.beta2"
+  s.add_development_dependency "activerecord"
+  s.add_development_dependency "minitest"
+  s.add_development_dependency "minitest-utils"
   s.add_development_dependency "bcrypt", "~> 3.1.7"
   s.add_development_dependency "pry-meta"
 end