diff --git a/tests/Doctrine/Tests/ORM/Performance/UnitOfWorkPerformanceTest.php b/tests/Doctrine/Tests/ORM/Performance/UnitOfWorkPerformanceTest.php
deleted file mode 100644
index 3d63eb4d8..000000000
--- a/tests/Doctrine/Tests/ORM/Performance/UnitOfWorkPerformanceTest.php
+++ /dev/null
@@ -1,50 +0,0 @@
-<?php
-
-namespace Doctrine\Tests\ORM\Performance;
-
-use Doctrine\Tests\Models\CMS\CmsUser;
-use Doctrine\Tests\OrmPerformanceTestCase;
-
-/**
- * Description of InsertPerformanceTest
- *
- * @author robo
- * @group performance
- */
-class UnitOfWorkPerformanceTest extends OrmPerformanceTestCase
-{
-    protected function setUp()
-    {
-        $this->useModelSet('cms');
-        parent::setUp();
-    }
-
-    public function testComputeChanges()
-    {
-        $n = 100;
-
-        $users = [];
-        for ($i=1; $i<=$n; ++$i) {
-            $user = new CmsUser;
-            $user->status = 'user';
-            $user->username = 'user' . $i;
-            $user->name = 'Mr.Smith-' . $i;
-            $this->_em->persist($user);
-            $users[] = $user;
-        }
-        $this->_em->flush();
-
-
-        foreach ($users AS $user) {
-            $user->status = 'other';
-            $user->username = $user->username . '++';
-            $user->name = str_replace('Mr.', 'Mrs.', $user->name);
-        }
-
-        $s = microtime(true);
-        $this->_em->flush();
-        $e = microtime(true);
-
-        echo ' Compute ChangeSet '.$n.' objects in ' . ($e - $s) . ' seconds' . PHP_EOL;
-    }
-}