diff --git a/core/modules/block/lib/Drupal/block/BlockFormController.php b/core/modules/block/lib/Drupal/block/BlockFormController.php
index e2692a4..b04e611 100644
--- a/core/modules/block/lib/Drupal/block/BlockFormController.php
+++ b/core/modules/block/lib/Drupal/block/BlockFormController.php
@@ -175,9 +175,7 @@ public function form(array $form, array &$form_state) {
       $languages = language_list(Language::STATE_ALL);
       $langcodes_options = array();
       foreach ($languages as $language) {
-        // @todo $language->name is not wrapped with t(), it should be replaced
-        //   by CMI translation implementation.
-        $langcodes_options[$language->id] = $language->name;
+        $langcodes_options[$language->id] = $this->t($language->name, array(), array('langcode' => $language->id));
       }
       $form['visibility']['language'] = array(
         '#type' => 'details',