diff --git a/src/BreadcrumbBuilder.php b/src/BreadcrumbBuilder.php
index 0c30ac7f7fd7435acdf851823381d44251786d95..9a94e83bfbf5b361a77d30ece527da2dd1b7d13c 100644
--- a/src/BreadcrumbBuilder.php
+++ b/src/BreadcrumbBuilder.php
@@ -133,19 +133,10 @@ class BreadcrumbBuilder implements BreadcrumbBuilderInterface {
    *   Path matcher.
    * @param \Drupal\Core\Routing\AdminContext $routerAdminContext
    *   Router admin context.
-   * @param \Drupal\Core\File\FileUrlGeneratorInterface|NULL $fileUrlGenerator
+   * @param \Drupal\Core\File\FileUrlGeneratorInterface|null $fileUrlGenerator
    *   FileUrlGenerator service.
    */
-  public function __construct(ConfigFactoryInterface $configFactory,
-                              EntityTypeManagerInterface $entityTypeManager,
-                              LanguageManagerInterface $languageManager,
-                              RequestStack $requestStack,
-                              TitleResolverInterface $titleResolver,
-                              Token $token,
-                              AliasManagerInterface $aliasManager,
-                              PathMatcherInterface $pathMatcher,
-                              AdminContext $routerAdminContext,
-                              FileUrlGeneratorInterface $fileUrlGenerator = NULL) {
+  public function __construct(ConfigFactoryInterface $configFactory, EntityTypeManagerInterface $entityTypeManager, LanguageManagerInterface $languageManager, RequestStack $requestStack, TitleResolverInterface $titleResolver, Token $token, AliasManagerInterface $aliasManager, PathMatcherInterface $pathMatcher, AdminContext $routerAdminContext, FileUrlGeneratorInterface $fileUrlGenerator = NULL) {
     $this->entityTypeManager = $entityTypeManager;
     $this->languageManager = $languageManager;
     $this->token = $token;
@@ -157,7 +148,7 @@ class BreadcrumbBuilder implements BreadcrumbBuilderInterface {
     $this->pathMatcher = $pathMatcher;
     $this->routerAdminContext = $routerAdminContext;
     if (!$fileUrlGenerator) {
-      @trigger_error('Calling BreadcrumbBuilder::__construct() without the $fileUrlGenerator argument is deprecated in custom_breadcrumbs:1.1.0 and will be required in a future release of custom_breadcrumbs. See https://www.drupal.org/project/custom_breadcrumbs/issues/3392155.', E_USER_DEPRECATED);
+      @trigger_error('Calling BreadcrumbBuilder::__construct() without the $fileUrlGenerator argument is deprecated in custom_breadcrumbs:1.1.0 and will be required in a future release of custom_breadcrumbs. See https://www.drupal.org/project/custom_breadcrumbs/issues/3392155', E_USER_DEPRECATED);
       $fileUrlGenerator = \Drupal::service('file_url_generator');
     }
     $this->fileUrlGenerator = $fileUrlGenerator;