diff --git a/.travis.yml b/.travis.yml
index 4f6406c..0c1919c 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -1,9 +1,8 @@
 language: ruby
 rvm:
-  - 1.9.3
-  - 2.1.5
-  - 2.2.4
-  - 2.3.0
+  - 2.1.10
+  - 2.2.5
+  - 2.3.1
 before_install:
   - gem install bundler -v 1.10.5
   - gem install mime-types -v 2.6.2