diff --git a/.travis.yml b/.travis.yml
index 25bdb3c..53b42a6 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -1,10 +1,10 @@
 language: ruby
 cache: bundler
 rvm:
-  - 1.9.3
-  - 2.0.0
-  - 2.1.0
-  - 2.2.2
+  - 2.2
+  - 2.3
+  - 2.4
+  - 2.5
   - ruby-head
 before_install:
   - "gem update --system"