diff --git a/htdocs/societe/class/api_contacts.class.php b/htdocs/societe/class/api_contacts.class.php
index b2432afe243..cfddddb7b96 100644
--- a/htdocs/societe/class/api_contacts.class.php
+++ b/htdocs/societe/class/api_contacts.class.php
@@ -292,7 +292,7 @@ class Contacts extends DolibarrApi
 		{
 			throw new RestException(401, 'Access not allowed for login ' . DolibarrApiAccess::$user->login);
 		}
-
+        $this->contact->oldcopy = clone $this->contact;
 		return $this->contact->delete($id);
 	}