diff --git a/.travis.yml b/.travis.yml
index 7ecb16e..a39632b 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -15,7 +15,7 @@ matrix:
       gemfile: spec/install-gem-in-bundler.gemfile
     - rvm: 2.1
     - rvm: 2.3.3
-    - rvm: 2.4.0
+    - rvm: 2.4.1
     - rvm: jruby-9.1.8.0
       jdk: oraclejdk8
       env: