diff --git a/simplenews.module b/simplenews.module
index d34630d..faedf4d 100644
--- a/simplenews.module
+++ b/simplenews.module
@@ -450,7 +450,7 @@ function simplenews_user_profile_form_submit($form, FormStateInterface $form_sta
  */
 function simplenews_user_create(UserInterface $account) {
   // Copy values for shared fields from existing subscriber.
-  if ($email = $account->getEmail() && $subscriber = Subscriber::loadByMail($email)) {
+  if (!$account->isNew() && $email = $account->getEmail() && $subscriber = Subscriber::loadByMail($email)) {
     $subscriber->copyToAccount($account);
   }
 }