diff --git a/core/modules/update/update.fetch.inc b/core/modules/update/update.fetch.inc
index fae02d4..e3a04a3 100644
--- a/core/modules/update/update.fetch.inc
+++ b/core/modules/update/update.fetch.inc
@@ -18,18 +18,6 @@ function _update_fetch_data() {
 }
 
 /**
- * Clears out all the available update data and initiates re-fetching.
- *
- * @see \Drupal\update\UpdateManager::refreshUpdateData()
- *
- * @deprecated in Drupal 8.x-dev, will be removed before Drupal 8.0.
- *   Use \Drupal::service('update.manager')->refreshUpdateData().
- */
-function _update_refresh() {
-  \Drupal::service('update.manager')->refreshUpdateData();
-}
-
-/**
  * Adds a task to the queue for fetching release history data for a project.
  *
  * We only create a new fetch task if there's no task already in the queue for
diff --git a/core/modules/update/update.module b/core/modules/update/update.module
index 542e0c5..759c807 100644
--- a/core/modules/update/update.module
+++ b/core/modules/update/update.module
@@ -383,12 +383,9 @@ function update_create_fetch_task($project) {
 
 /**
  * Refreshes the release data after loading the necessary include file.
- *
- * @see _update_refresh()
  */
 function update_refresh() {
-  module_load_include('inc', 'update', 'update.fetch');
-  _update_refresh();
+  \Drupal::service('update.manager')->refreshUpdateData();
 }
 
 /**