.travis.yml in tty-editor-0.2.1 vs .travis.yml in tty-editor-0.3.0

@@ -5,11 +5,11 @@
 script: "bundle exec rake ci"
 rvm:
   - 2.0.0
   - 2.1.10
   - 2.2.8
-  - 2.3.5
-  - 2.4.1
+  - 2.3.6
+  - 2.4.3
   - ruby-head
   - jruby-9.1.7.0
   - jruby-head
 matrix:
   allow_failures: