sablon.gemspec in sablon-0.3.1 vs sablon.gemspec in sablon-0.3.2

@@ -17,10 +17,12 @@
   spec.bindir        = "exe"
   spec.executables   = spec.files.grep(%r{^exe/}) { |f| File.basename(f) }
   spec.test_files    = spec.files.grep(%r{^(test|spec|features)/})
   spec.require_paths = ["lib"]
 
-  spec.add_runtime_dependency 'nokogiri', ">= 1.6.0"
+  spec.required_ruby_version = '>= 2.2'
+
+  spec.add_runtime_dependency 'nokogiri', ">= 1.8.5"
   spec.add_runtime_dependency 'rubyzip', ">= 1.1.1"
 
   spec.add_development_dependency "bundler", ">= 1.6"
   spec.add_development_dependency "rake", "~> 12.0"
   spec.add_development_dependency "minitest", "~> 5.4"