diff --git a/core/lib/Thelia/Model/Customer.php b/core/lib/Thelia/Model/Customer.php
index 940ad931b..282b380ff 100644
--- a/core/lib/Thelia/Model/Customer.php
+++ b/core/lib/Thelia/Model/Customer.php
@@ -213,6 +213,7 @@ class Customer extends BaseCustomer implements UserInterface
     public function eraseCredentials()
     {
         parent::setPassword(null);
+        $this->resetModified();
     }
 
     /**