.travis.yml in trav3-0.4.1 vs .travis.yml in trav3-0.5.0

@@ -2,10 +2,10 @@
 cache: bundler
 
 rvm:
 - 2.4.5
 - 2.5.3
-- 2.6.0
+- 2.6.1
 
 env:
   global:
     - CC_TEST_REPORTER_ID=bbc65a7f5858b221fbbb49617e4118dcce44703366ea64a49687214aed252cf3