diff -u b/features.install b/features.install
--- b/features.install
+++ b/features.install
@@ -28,9 +28,9 @@
     $current_class_name = get_class($service);
     if ($current_class_name !== $expected_class_name) {
       $requirements['features_service'] = [
-        'title' => t('Support for installing features on original site'),
+        'title' => $this->t('Support for installing features on original site'),
         'severity' => REQUIREMENT_WARNING,
-        'description' => t('Ordinarily, Features provides the functionality of allowing feature modules to be installed on the originating site. It does so by altering a core service, <em>config.installer</em>. However, because a module present on your site has already overridden the <em>config.installer</em> service class with @class_name, Features will not provide this functionality.', ['@class_name' => $current_class_name]),
+        'description' => $this->t('Ordinarily, Features provides the functionality of allowing feature modules to be installed on the originating site. It does so by altering a core service, <em>config.installer</em>. However, because a module present on your site has already overridden the <em>config.installer</em> service class with @class_name, Features will not provide this functionality.', ['@class_name' => $current_class_name]),
       ];
     }
     // During install phase, value should only be used for version numbers.