diff --git a/.ruby-version b/.ruby-version
index b1b25a5..5859406 100644
--- a/.ruby-version
+++ b/.ruby-version
@@ -1 +1 @@
-2.2.2
+2.2.3
diff --git a/.travis.yml b/.travis.yml
index f353734..72ea146 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -3,7 +3,7 @@ bundler_args: "--without assets:development:production"
 cache: bundler
 language: ruby
 rvm:
-  - 2.2.2
+  - 2.2.3
 script:
   - bundle exec rake
   - bundle exec rubocop
diff --git a/Gemfile b/Gemfile
index 5b4734d..a73d1d9 100644
--- a/Gemfile
+++ b/Gemfile
@@ -1,5 +1,5 @@
 source 'https://rubygems.org'
-ruby '2.2.2'
+ruby '2.2.3'
 
 gem 'rails', '~> 4.2.2'