diff --git a/lib/foreman/cli.rb b/lib/foreman/cli.rb
index 42bee55..7ea78de 100644
--- a/lib/foreman/cli.rb
+++ b/lib/foreman/cli.rb
@@ -2,6 +2,7 @@ require "foreman"
 require "foreman/engine"
 require "foreman/export"
 require "thor"
+require "yaml"
 
 class Foreman::CLI < Thor