diff --git a/core/modules/rest/src/Plugin/rest/resource/UserLoginResource.php b/core/modules/rest/src/Plugin/rest/resource/UserLoginResource.php
index aebbb32..a52c807 100644
--- a/core/modules/rest/src/Plugin/rest/resource/UserLoginResource.php
+++ b/core/modules/rest/src/Plugin/rest/resource/UserLoginResource.php
@@ -228,7 +228,7 @@ protected function userIsBlocked($name) {
    *   The HTTP response object
    */
   protected function requestNewPassword(array $reset_info) {
-    $name = $reset_info[0]['name'];
+    $name = $reset_info['name'];
     // Verify that the email or username is filled.
     if (!$name) {
       throw new BadRequestHttpException('Missing Email or Username.');
@@ -252,7 +252,7 @@ protected function requestNewPassword(array $reset_info) {
     }
 
     // @TODO get the current language.
-    $mail = _user_mail_notify('password_reset', $account, $reset_info[0]['lang']);
+    $mail = _user_mail_notify('password_reset', $account, $reset_info['lang']);
     if (!empty($mail)) {
       $this->logger->notice('Password reset instructions mailed to %name at %email.', ['%name' => $account->getUsername(), '%email' => $account->getEmail()]);
       return new ResourceResponse('Further instructions have been sent to your email address.', 200, []);