diff --git a/.travis.yml b/.travis.yml
index 1a509d207..63e2a359f 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -1,8 +1,6 @@
 language: ruby
 rvm:
-  - "1.9"
-  - "2.1.0"
-  - "2.2.0"
+  - "2.2.5"
   - ruby-head
 script:
   - bundle exec rake