diff --git a/core/lib/Drupal/Core/Authentication/AuthenticationManager.php b/core/lib/Drupal/Core/Authentication/AuthenticationManager.php
index 2886030..a45380d 100644
--- a/core/lib/Drupal/Core/Authentication/AuthenticationManager.php
+++ b/core/lib/Drupal/Core/Authentication/AuthenticationManager.php
@@ -256,7 +256,7 @@ protected function defaultFilter(Request $request, $provider_id) {
    * @return \Drupal\Core\Authentication\AuthenticationProviderInterface[]
    *   An array of authentication provider objects.
    */
-  protected function getSortedProviders() {
+  public function getSortedProviders() {
     if (!isset($this->sortedProviders)) {
       // Sort the builders according to priority.
       krsort($this->providerOrders);