diff --git a/.travis.yml b/.travis.yml
index 0c98254..f35d9d3 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -1,9 +1,12 @@
 language: ruby
 rvm:
   - 1.9.3
-  - 2.2.5
+  - 2.2.9
+  - 2.3.8
+  - 2.4.5
   - jruby-1.7.25
-  - jruby-9.1.5.0
+  - jruby-9.1.17.0
+  - jruby-9.2.4.0
   - rbx-2.1.1
   - ruby-head
 matrix: