diff --git a/tests/Doctrine/Tests/ORM/Functional/AllTests.php b/tests/Doctrine/Tests/ORM/Functional/AllTests.php
index 0844ff517..a3191b886 100644
--- a/tests/Doctrine/Tests/ORM/Functional/AllTests.php
+++ b/tests/Doctrine/Tests/ORM/Functional/AllTests.php
@@ -48,6 +48,7 @@ class AllTests
         $suite->addTestSuite('Doctrine\Tests\ORM\Functional\ReferenceProxyTest');
         $suite->addTestSuite('Doctrine\Tests\ORM\Functional\LifecycleCallbackTest');
         $suite->addTestSuite('Doctrine\Tests\ORM\Functional\StandardEntityPersisterTest');
+        $suite->addTestSuite('Doctrine\Tests\ORM\Functional\CustomTreeWalkersTest');
         $suite->addTestSuite('Doctrine\Tests\ORM\Functional\MappedSuperclassTest');
         $suite->addTestSuite('Doctrine\Tests\ORM\Functional\EntityRepositoryTest');
         $suite->addTestSuite('Doctrine\Tests\ORM\Functional\IdentityMapTest');