diff --git a/.ruby-version b/.ruby-version
index 4fd0fe3..0bee604 100644
--- a/.ruby-version
+++ b/.ruby-version
@@ -1 +1 @@
-2.5.1
\ No newline at end of file
+2.3.3
diff --git a/Gemfile b/Gemfile
index 14530c2..3f5c9d2 100644
--- a/Gemfile
+++ b/Gemfile
@@ -1,7 +1,7 @@
 source 'https://rubygems.org'
 git_source(:github) { |repo| "https://github.com/#{repo}.git" }
 
-ruby '2.5.1'
+ruby '2.3.3'
 
 # Bundle edge Rails instead: gem 'rails', github: 'rails/rails'
 gem 'rails', '~> 5.2.0'