diff --git a/config/initializers/devise.rb b/config/initializers/devise.rb
index 3085ca6..9d1379c 100644
--- a/config/initializers/devise.rb
+++ b/config/initializers/devise.rb
@@ -251,4 +251,5 @@ Devise.setup do |config|
   # When using omniauth, Devise cannot automatically set Omniauth path,
   # so you need to do it manually. For the users scope, it would be:
   # config.omniauth_path_prefix = '/my_engine/users/auth'
+  config.omniauth :facebook, "", "ENV['FACEBOOK_SECRET_ID']"
 end