diff --git a/Gemfile b/Gemfile
index fbcdcd77..2aa50f3a 100644
--- a/Gemfile
+++ b/Gemfile
@@ -1,5 +1,5 @@
 source 'http://rubygems.org'
-ruby '2.0.0'
+ruby '1.9.3'
 
 gem 'puma'
 gem 'rack-ssl', '~> 1.3'