diff --git a/src/Symfony/Component/HttpKernel/Tests/Fragment/FragmentHandlerTest.php b/src/Symfony/Component/HttpKernel/Tests/Fragment/FragmentHandlerTest.php
index 55c9ccc49a..79fee3fcb6 100644
--- a/src/Symfony/Component/HttpKernel/Tests/Fragment/FragmentHandlerTest.php
+++ b/src/Symfony/Component/HttpKernel/Tests/Fragment/FragmentHandlerTest.php
@@ -14,7 +14,6 @@ namespace Symfony\Component\HttpKernel\Tests\Fragment;
 use Symfony\Component\HttpKernel\Fragment\FragmentHandler;
 use Symfony\Component\HttpFoundation\Request;
 use Symfony\Component\HttpFoundation\Response;
-use Symfony\Bridge\PhpUnit\ClockMock;
 
 /**
  * @group time-sensitive
@@ -25,9 +24,6 @@ class FragmentHandlerTest extends \PHPUnit_Framework_TestCase
 
     protected function setUp()
     {
-        if (class_exists('Symfony\Bridge\PhpUnit\ClockMock')) {
-            ClockMock::register('Symfony\Component\HttpFoundation\Request');
-        }
         $this->requestStack = $this->getMockBuilder('Symfony\\Component\\HttpFoundation\\RequestStack')
             ->disableOriginalConstructor()
             ->getMock()
diff --git a/src/Symfony/Component/HttpKernel/Tests/HttpCache/HttpCacheTestCase.php b/src/Symfony/Component/HttpKernel/Tests/HttpCache/HttpCacheTestCase.php
index 53caf60c96..1fcd210751 100644
--- a/src/Symfony/Component/HttpKernel/Tests/HttpCache/HttpCacheTestCase.php
+++ b/src/Symfony/Component/HttpKernel/Tests/HttpCache/HttpCacheTestCase.php
@@ -16,7 +16,6 @@ use Symfony\Component\HttpKernel\HttpCache\Esi;
 use Symfony\Component\HttpKernel\HttpCache\HttpCache;
 use Symfony\Component\HttpKernel\HttpCache\Store;
 use Symfony\Component\HttpKernel\HttpKernelInterface;
-use Symfony\Bridge\PhpUnit\ClockMock;
 
 class HttpCacheTestCase extends \PHPUnit_Framework_TestCase
 {
@@ -33,9 +32,6 @@ class HttpCacheTestCase extends \PHPUnit_Framework_TestCase
 
     protected function setUp()
     {
-        if (class_exists('Symfony\Bridge\PhpUnit\ClockMock')) {
-            ClockMock::register('Symfony\Component\HttpFoundation\Request');
-        }
         $this->kernel = null;
 
         $this->cache = null;