diff --git a/spec/chubbies/Gemfile b/spec/chubbies/Gemfile
index 97b6e4d57..1bccd1ddb 100644
--- a/spec/chubbies/Gemfile
+++ b/spec/chubbies/Gemfile
@@ -1,3 +1,5 @@
+source 'http://rubygems.org'
+
 gem 'sinatra'
 gem 'haml'