diff --git a/.travis.yml b/.travis.yml
index a778845f8..7af581c93 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -4,7 +4,7 @@ branches:
     - master
 language: ruby
 rvm:
-  - 2.3.0
+  - 2.3.1
 cache: bundler
 bundler_args: "--without development production"
 before_script: "script/ci/setup"
diff --git a/Gemfile b/Gemfile
index ad0fc15aa..608d33d43 100644
--- a/Gemfile
+++ b/Gemfile
@@ -1,5 +1,5 @@
 source "http://rubygems.org"
-ruby "2.3.0"
+ruby "2.3.1"
 
 gem "puma",                   "~> 2.11"
 gem "rails",                  "~> 4.2.5"