diff --git a/.travis.yml b/.travis.yml
index a1c1326..57f3b27 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -4,10 +4,10 @@ rvm:
   - 1.9.2
   - 1.9.3
   - 2.0.0
-  - 2.1.10
-  - 2.2.7
-  - 2.3.4
-  - 2.4.1
+  - 2.1
+  - 2.2
+  - 2.3
+  - 2.4
   - jruby-19mode
   - jruby-9.0.5.0
   - jruby-9.1.12.0