diff --git a/.ruby-version b/.ruby-version
index 8e8299d..79a6144 100644
--- a/.ruby-version
+++ b/.ruby-version
@@ -1 +1 @@
-2.4.2
+2.4.4
diff --git a/.travis.yml b/.travis.yml
index d5f79aa..5c14d71 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -6,7 +6,7 @@ services:
 - docker
 
 rvm:
-- 2.4.2
+- 2.4.4
 
 env:
   global:
diff --git a/Gemfile b/Gemfile
index 4252e7c..89be253 100644
--- a/Gemfile
+++ b/Gemfile
@@ -1,6 +1,6 @@
 # frozen_string_literal: true
 
-ruby '2.4.2'
+ruby '2.4.4'
 
 source 'https://rubygems.org/' do
   gem 'awspec', '~> 1.4.2'