diff --git a/.travis.yml b/.travis.yml
index ea70447..1a9cc99 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -3,7 +3,10 @@ sudo: false
 
 language: ruby
 rvm:
-  - 2.2.4
-  - 2.1.8
-  - 2.0.0
-  - rbx
+  - 2.5
+  - 2.4
+  - 2.3
+  - 2.2
+  - 2.1
+  - 2.0
+  - rbx-3