aitch.gemspec in aitch-1.1.0 vs aitch.gemspec in aitch-1.2.0

@@ -9,9 +9,10 @@
   spec.email         = ["[e-mail]"]
   spec.description   = "A simple HTTP client"
   spec.summary       = spec.description
   spec.homepage      = "http://rubygems.org/gems/aitch"
   spec.license       = "MIT"
+  spec.required_ruby_version = Gem::Requirement.new(">= 2.5.0")
 
   spec.files         = `git ls-files`.split($INPUT_RECORD_SEPARATOR)
   spec.executables   = spec.files.grep(%r{^bin/}) {|f| File.basename(f) }
   spec.test_files    = spec.files.grep(%r{^(test|spec|features)/})
   spec.require_paths = ["lib"]