rails-auth.gemspec in rails-auth-2.1.4 vs rails-auth.gemspec in rails-auth-2.2.0

@@ -1,7 +1,8 @@
-# coding: utf-8
-lib = File.expand_path("../lib", __FILE__)
+# frozen_string_literal: true
+
+lib = File.expand_path("lib", __dir__)
 $LOAD_PATH.unshift(lib) unless $LOAD_PATH.include?(lib)
 require "rails/auth/version"
 
 Gem::Specification.new do |spec|
   spec.name          = "rails-auth"
@@ -23,12 +24,12 @@
 
   spec.files         = `git ls-files`.split("\n")
   spec.bindir        = "exe"
   spec.require_paths = ["lib"]
 
-  spec.required_ruby_version = ">= 2.0.0"
+  spec.required_ruby_version = ">= 2.3.0"
 
   spec.add_runtime_dependency "rack"
 
-  spec.add_development_dependency "bundler", "~> 1.10"
+  spec.add_development_dependency "bundler", ">= 1.10", "< 3"
   spec.add_development_dependency "rake", "~> 10.0"
 end