.travis.yml in danger-changelog-0.6.0 vs .travis.yml in danger-changelog-0.6.1

@@ -3,10 +3,10 @@
 cache:
   directories:
     - bundle
 
 rvm:
-  - 2.3.1
+  - 2.6.2
 
 before_script:
     - bundle exec danger
 
 script: