.travis.yml in logical_query_parser-0.2.0 vs .travis.yml in logical_query_parser-0.3.0

@@ -1,12 +1,21 @@
 sudo: false
 language: ruby
 rvm:
-  - 2.3.4
-  - 2.4.1
+  - 2.3
+  - 2.4
+  - 2.5
+  - 2.6
 gemfile:
   - gemfiles/rails42.gemfile
   - gemfiles/rails50.gemfile
   - gemfiles/rails51.gemfile
-before_install:
-  - gem install bundler -v 1.15.3
-script: bundle exec rspec
+  - gemfiles/rails52.gemfile
+  - gemfiles/rails60.gemfile
+matrix:
+  exclude:
+  - rvm: 2.3
+    gemfile: gemfiles/rails60.gemfile
+  - rvm: 2.4
+    gemfile: gemfiles/rails60.gemfile
+script:
+  - bundle exec rspec