diff --git a/.travis.yml b/.travis.yml
index 3734bb8..abe318b 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -1,7 +1,8 @@
 language: ruby
 cache: bundler
 rvm:
-  - 2.1.5
+  - 2.2.3
+  - 2.1.7
   - 1.9.3
 script:
   - export RAILS_ENV=test