diff --git a/core/lib/Thelia/Form/CustomerCreation.php b/core/lib/Thelia/Form/CustomerCreation.php
index 3906be565..68726356d 100644
--- a/core/lib/Thelia/Form/CustomerCreation.php
+++ b/core/lib/Thelia/Form/CustomerCreation.php
@@ -30,7 +30,7 @@ use Symfony\Component\Validator\Constraints\NotBlank;
 class CustomerCreation extends BaseForm
 {
 
-    public function buildForm()
+    protected function buildForm()
     {
         $this->form->add("name", "text")
             ->add("email", "email", array(