diff --git a/plugins/elasticsearch/Gemfile b/plugins/elasticsearch/Gemfile
index 8e147aa..1c4df7b 100644
--- a/plugins/elasticsearch/Gemfile
+++ b/plugins/elasticsearch/Gemfile
@@ -1,2 +1,4 @@
+source 'https://rubygems.org'
+
 gem 'elasticsearch-model'
 gem 'elasticsearch-rails' 
--
libgit2 0.21.2