diff --git a/lib/generators/rolify/templates/role-active_record.rb b/lib/generators/rolify/templates/role-active_record.rb
index 02ee848d..8918b018 100644
--- a/lib/generators/rolify/templates/role-active_record.rb
+++ b/lib/generators/rolify/templates/role-active_record.rb
@@ -5,7 +5,7 @@ def self.table_name_prefix
   end
 <% end %>
   has_and_belongs_to_many :<%= user_cname.tableize %>, :join_table => :<%= "#{table_name(user_cname, true)}_#{table_name(role_cname, true)}" %>
-  belongs_to :resource, :polymorphic => true
-  
+  belongs_to :resource, :polymorphic => true, :optional => true
+
   scopify
 end
diff --git a/lib/generators/rolify/templates/role-mongoid.rb b/lib/generators/rolify/templates/role-mongoid.rb
index 432a3c8b..12c417fb 100644
--- a/lib/generators/rolify/templates/role-mongoid.rb
+++ b/lib/generators/rolify/templates/role-mongoid.rb
@@ -2,8 +2,8 @@ class <%= role_cname.camelize %>
   include Mongoid::Document
   
   has_and_belongs_to_many :<%= user_cname.tableize %>
-  belongs_to :resource, :polymorphic => true
-  
+  belongs_to :resource, :polymorphic => true, :optional => true
+
   field :name, :type => String
 
   index({