diff -u b/core/modules/update/update.install b/core/modules/update/update.install
--- b/core/modules/update/update.install
+++ b/core/modules/update/update.install
@@ -117,16 +117,16 @@
         $requirement['description'][] = [
           '#prefix' => ' ',
           '#markup' => t('Review and install <a href=":pending_updates">pending updates</a>.',
-            [':pending_updates' => \Drupal\Core\Url::fromRoute('update.report_update')->toString()]
-          )
+            [':pending_updates' => Url::fromRoute('update.report_update')->toString()]
+          ),
         ];
       }
       else {
         $requirement['description'][] = [
           '#prefix' => ' ',
           '#markup' => t('See the <a href=":available_updates">available updates</a> page for more information.',
-            [':available_updates' => \Drupal\Core\Url::fromRoute('update.status')->toString()]
-           )
+            [':available_updates' => Url::fromRoute('update.status')->toString()]
+           ),
         ];
       }
     }
diff -u b/core/modules/update/update.module b/core/modules/update/update.module
--- b/core/modules/update/update.module
+++ b/core/modules/update/update.module
@@ -569,8 +569,7 @@
     case UPDATE_FETCH_PENDING:
       // \Drupal::url('update.status')
       $text = t('There was a problem checking <a href=":update-report">available updates</a>.',
-        [':update-report' => \Drupal\Core\Url::fromRoute('update.status')->toString() ],
-
+        [':update-report' => Url::fromRoute('update.status')->toString() ],
         ['langcode' => $langcode]
       );
       break;