diff --git a/src/Symfony/Bundle/FrameworkBundle/Tests/Console/Descriptor/JsonDescriptorTest.php b/src/Symfony/Bundle/FrameworkBundle/Tests/Console/Descriptor/JsonDescriptorTest.php
index ee03f65391..30013550b5 100644
--- a/src/Symfony/Bundle/FrameworkBundle/Tests/Console/Descriptor/JsonDescriptorTest.php
+++ b/src/Symfony/Bundle/FrameworkBundle/Tests/Console/Descriptor/JsonDescriptorTest.php
@@ -15,6 +15,11 @@ use Symfony\Bundle\FrameworkBundle\Console\Descriptor\JsonDescriptor;
 
 class JsonDescriptorTest extends AbstractDescriptorTest
 {
+    protected function setUp()
+    {
+        $this->markTestSkipped('Test skipped on PHP 5.3 as JSON_PRETTY_PRINT does not exist.');
+    }
+
     protected function getDescriptor()
     {
         return new JsonDescriptor();