diff --git a/Gemfile b/Gemfile
index af228af2..35234e00 100644
--- a/Gemfile
+++ b/Gemfile
@@ -1,4 +1,4 @@
-source :rubygems
+source 'https://rubygems.org'
 gem "rake"
 gem "jasmine", :git => 'https://github.com/pivotal/jasmine-gem.git', :branch => '2_0'
 #gem "jasmine", path: "/Users/pivotal/workspace/jasmine-gem"