.travis.yml in pg_objects-0.5.4 vs .travis.yml in pg_objects-0.5.5

@@ -1,10 +1,9 @@
-sudo: false
 language: ruby
 rvm:
-  - 2.5.7
-  - 2.6.5
-  - 2.7.0
+  - 2.5.8
+  - 2.6.6
+  - 2.7.1
 before_install: gem install bundler -v 1.16.2
 script:
  - bundle exec rspec spec
  - bundle exec rubocop