.travis.yml in html2rss-0.8.2 vs .travis.yml in html2rss-0.9.0

@@ -7,12 +7,12 @@
   - gem install bundler
 
 bundler_args: "--jobs=3 --retry=3"
 
 rvm:
-  - 2.4.9
-  - 2.5.7
-  - 2.6.5
+  - 2.5.8
+  - 2.6.6
+  - 2.7.1
 
 script:
   - bundle exec rubocop -F
   - bundle exec rspec