.travis.yml in tax_generator-0.6.4 vs .travis.yml in tax_generator-0.6.5

@@ -20,9 +20,11 @@
 
 rvm:
 - 2.2.2
 - 2.2.5
 - 2.3.1
+- 2.3.2
+- 2.3.3
 env:
  - RAILS_ENV=test RACK_ENV=test
 notifications:
   email: false