1 files changed, 1 insertions, 0 deletions
diff --git a/Gemfile b/Gemfile
index 306a0b18b0..1ae64a2b63 100644
--- a/Gemfile
+++ b/Gemfile
@@ -2,6 +2,7 @@ source "https://rubygems.org"
 
 gemspec
 
+gem "mixlib-shellout", :git => "git://github.com/opscode/mixlib-shellout.git"
 gem "activesupport", :group => :compat_testing, :platform => "ruby"
 
 group(:docgen) do