diff --git a/UPGRADE b/UPGRADE
index 68c4dda..f1bc767 100644
--- a/UPGRADE
+++ b/UPGRADE
@@ -20,6 +20,14 @@ on lib/acts_as_having_settings
 
 I used the solution 1.
 
+I choose solution number 2 for Environment model. I think it is more clear in this situation.
+I put the code:
+
+  self.partial_updates = false
+
+on Environment model.
+
+
 4 - acts_as_searchable -> find_by_contents
 
 I solved an incompatibility between paginate and geokit with an work around like this the one explained on the link:
diff --git a/app/controllers/public/account_controller.rb b/app/controllers/public/account_controller.rb
index 4f7a3da..dcc0b37 100644
--- a/app/controllers/public/account_controller.rb
+++ b/app/controllers/public/account_controller.rb
@@ -49,7 +49,8 @@ class AccountController < ApplicationController
       @user.terms_of_use = environment.terms_of_use
       @user.environment = environment
       @terms_of_use = environment.terms_of_use
-      @person = @user.build_person(params[:profile_data])
+      @person = Person.new(params[:profile_data])
+      @person.name = @user.login
       @person.environment = @user.environment
       if request.post? && params[self.icaptcha_field].blank?
         @user.signup!
diff --git a/app/models/environment.rb b/app/models/environment.rb
index 0230ae8..4624f94 100644
--- a/app/models/environment.rb
+++ b/app/models/environment.rb
@@ -3,6 +3,8 @@
 # domains.
 class Environment < ActiveRecord::Base
 
+  self.partial_updates = false
+
   has_many :tasks, :dependent => :destroy, :as => 'target'
 
   PERMISSIONS['Environment'] = {
--
libgit2 0.21.2