html2rss.gemspec in html2rss-0.12.0 vs html2rss.gemspec in html2rss-0.13.0

@@ -36,9 +36,10 @@
   spec.add_dependency 'faraday', '> 2.0.1', '< 3.0'
   spec.add_dependency 'faraday-follow_redirects'
   spec.add_dependency 'kramdown'
   spec.add_dependency 'mime-types', '> 3.0'
   spec.add_dependency 'nokogiri', '>= 1.10', '< 2.0'
+  spec.add_dependency 'parallel'
   spec.add_dependency 'regexp_parser'
   spec.add_dependency 'reverse_markdown', '~> 2.0'
   spec.add_dependency 'rss'
   spec.add_dependency 'sanitize', '~> 6.0'
   spec.add_dependency 'thor'