diff --git a/src/Utility/MimeMailFormatHelper.php b/src/Utility/MimeMailFormatHelper.php
index 206752f..cd2baa6 100644
--- a/src/Utility/MimeMailFormatHelper.php
+++ b/src/Utility/MimeMailFormatHelper.php
@@ -5,6 +5,7 @@ namespace Drupal\mimemail\Utility;
 use Drupal\Component\Utility\Html;
 use Drupal\Component\Utility\Unicode;
 use Drupal\Component\Utility\Xss;
+use Drupal\Core\Language\LanguageInterface;
 use Drupal\Core\Site\Settings;
 use Drupal\Core\Mail\MailFormatHelper;
 use Drupal\Core\Url;
@@ -344,8 +345,7 @@ class MimeMailFormatHelper {
     }
 
     // Get a list of enabled languages.
-    $languages = \Drupal::languageManager()->getLanguages('enabled');
-    $languages = $languages[1];
+    $languages = \Drupal::languageManager()->getLanguages(LanguageInterface::STATE_ALL);
 
     // Default language settings.
     $prefix = '';
@@ -354,7 +354,7 @@ class MimeMailFormatHelper {
     // Check for language prefix.
     $args = explode('/', $path);
     foreach ($languages as $lang) {
-      if ($args[0] == $lang->prefix) {
+      if ($args[1] == $lang->getId()) {
         $prefix = array_shift($args);
         $language = $lang;
         $path = implode('/', $args);