.travis.yml in html-pipeline-youtube-0.1.3 vs .travis.yml in html-pipeline-youtube-0.1.4

@@ -1,11 +1,10 @@
 language: ruby
 sudo: false
 cache: bundler
 rvm:
-  - 2.0
-  - 2.1
-  - 2.2
+  - 2.3.4
+  - 2.4.1
   - ruby-head
 
 notifications:
   email:
     recipients: