diff --git a/core/lib/Drupal/Core/Test/TestRunnerKernel.php b/core/lib/Drupal/Core/Test/TestRunnerKernel.php
index 9928797..9a19d84 100644
--- a/core/lib/Drupal/Core/Test/TestRunnerKernel.php
+++ b/core/lib/Drupal/Core/Test/TestRunnerKernel.php
@@ -9,7 +9,6 @@
 
 use Drupal\Core\DrupalKernel;
 use Drupal\Core\Extension\Extension;
-use Composer\Autoload\ClassLoader;
 use Drupal\Core\Site\Settings;
 use Symfony\Component\HttpFoundation\Request;