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

@@ -1,15 +1,21 @@
 ---
 sudo: false
 language: ruby
 cache: bundler
 rvm:
-  - 2.3.8
-  - 2.4.5
-  - 2.5.3
-  - 2.6.1
-before_install: gem install bundler -v 2.0.1
+  - 2.4.9
+  - 2.5.7
+  - 2.6.5
+before_install: gem install bundler
 gemfile:
   - Gemfile
-  - gemfiles/rails42.gemfile
   - gemfiles/rails51.gemfile
   - gemfiles/rails52.gemfile
+  - gemfiles/rails6.gemfile
+
+jobs:
+  exclude:
+    - rvm: 2.4.9
+      gemfile: Gemfile
+    - rvm: 2.4.9
+      gemfile: gemfiles/rails6.gemfile