diff --git a/Gemfile b/Gemfile
index 724b058..2149c3a 100644
--- a/Gemfile
+++ b/Gemfile
@@ -6,6 +6,7 @@ gem 'rake', '>= 10.4'
 gem 'rbvmomi', '>= 1.8'
 gem 'redis', '>= 3.2'
 gem 'sinatra', '>= 1.4'
+gem 'net-ldap', '>= 0.11'
 
 # Test deps
 group :test do