diff --git a/src/Symfony/Component/Routing/Tests/Generator/Dumper/PhpGeneratorDumperTest.php b/src/Symfony/Component/Routing/Tests/Generator/Dumper/PhpGeneratorDumperTest.php
index 783d694d1c..8d4a70f844 100644
--- a/src/Symfony/Component/Routing/Tests/Generator/Dumper/PhpGeneratorDumperTest.php
+++ b/src/Symfony/Component/Routing/Tests/Generator/Dumper/PhpGeneratorDumperTest.php
@@ -85,6 +85,10 @@ class PhpGeneratorDumperTest extends \PHPUnit_Framework_TestCase
 
     public function testDumpWithTooManyRoutes()
     {
+        if (defined('HHVM_VERSION_ID')) {
+            $this->markTestSkipped('HHVM consumes too much memory on this test.');
+        }
+
         $this->routeCollection->add('Test', new Route('/testing/{foo}'));
         for ($i = 0; $i < 32769; ++$i) {
             $this->routeCollection->add('route_'.$i, new Route('/route_'.$i));