.travis.yml in hqmf2js-1.3.0 vs .travis.yml in hqmf2js-1.4.0

@@ -1,7 +1,7 @@
 language: ruby
 rvm:
-  - 1.9.3
+  - "2.3.5"
 script: bundle exec rake test
 notifications:
   email:
     recipients:
       - [e-mail]