diff --git a/core/lib/Thelia/Model/Admin.php b/core/lib/Thelia/Model/Admin.php
index bba191cd1..fb6e05fcc 100644
--- a/core/lib/Thelia/Model/Admin.php
+++ b/core/lib/Thelia/Model/Admin.php
@@ -111,6 +111,7 @@ class Admin extends BaseAdmin implements UserInterface
     public function eraseCredentials()
     {
         parent::setPassword(null);
+        $this->resetModified();
     }
 
     /**