diff --git a/app/models/farm.rb b/app/models/farm.rb
index 04de6e4..0dc7452 100644
--- a/app/models/farm.rb
+++ b/app/models/farm.rb
@@ -2,7 +2,7 @@ class Farm < ActiveRecord::Base
 
   # Include default devise modules. Others available are:
   # :confirmable, :lockable, :timeoutable and :omniauthable
-  devise :database_authenticatable,
+  devise :database_authenticatable, :registerable,
          :recoverable, :rememberable, :trackable, :validatable
 
   has_and_belongs_to_many :operations