.travis.yml in dynamoid-3.1.0 vs .travis.yml in dynamoid-3.2.0

@@ -1,12 +1,14 @@
 sudo: required
 
 language: ruby
 rvm:
-  - ruby-2.3.7
-  - ruby-2.4.4
-  - ruby-2.5.1
+  - ruby-2.3.8
+  - ruby-2.4.5
+  - ruby-2.5.3
+  - ruby-2.6.1
   - jruby-9.1.17.0
+  - jruby-9.2.6.0
 gemfile:
 gemfile:
   - gemfiles/rails_4_2.gemfile
   - gemfiles/rails_5_0.gemfile
   - gemfiles/rails_5_1.gemfile