jekyll-toc.gemspec in jekyll-toc-0.17.0 vs jekyll-toc.gemspec in jekyll-toc-0.17.1

@@ -15,10 +15,10 @@
   spec.homepage      = 'https://github.com/toshimaru/jekyll-toc'
   spec.license       = 'MIT'
   spec.test_files    = spec.files.grep(%r{^(test|spec)/})
   spec.require_paths = ['lib']
 
-  spec.required_ruby_version = '>= 2.4'
+  spec.required_ruby_version = '>= 2.5'
 
   spec.add_dependency 'jekyll', '>= 3.9'
-  spec.add_dependency 'nokogiri', '~> 1.10'
+  spec.add_dependency 'nokogiri', '~> 1.11'
 end