diff --git a/core/tests/Drupal/Tests/Core/Utility/LinkGeneratorTest.php b/core/tests/Drupal/Tests/Core/Utility/LinkGeneratorTest.php
index 80d9d58..23dd3ee 100644
--- a/core/tests/Drupal/Tests/Core/Utility/LinkGeneratorTest.php
+++ b/core/tests/Drupal/Tests/Core/Utility/LinkGeneratorTest.php
@@ -64,6 +64,7 @@ class LinkGeneratorTest extends UnitTestCase {
     'html' => FALSE,
     'language' => NULL,
     'set_active_class' => FALSE,
+    'absolute' => FALSE,
   );
 
   /**