diff --git a/.ruby-version b/.ruby-version
index 0d3ad67afa..00355e29d1 100644
--- a/.ruby-version
+++ b/.ruby-version
@@ -1 +1 @@
-2.2.10
+2.3.7
diff --git a/Gemfile b/Gemfile
index 423a3490d1..eb660dd927 100644
--- a/Gemfile
+++ b/Gemfile
@@ -1,5 +1,5 @@
 source 'https://rubygems.org'
-ruby "2.2.10"
+ruby "2.3.7"
 git_source(:github) { |repo_name| "https://github.com/#{repo_name}.git" }
 
 gem 'i18n', '~> 0.6.11'
diff --git a/Gemfile.lock b/Gemfile.lock
index 65412a7417..72b2fb8894 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -828,7 +828,7 @@ DEPENDENCIES
   wkhtmltopdf-binary
 
 RUBY VERSION
-   ruby 2.2.10p489
+   ruby 2.3.7p456
 
 BUNDLED WITH
    1.17.2