diff --git a/src/Symfony/Component/Filesystem/Tests/FilesystemTest.php b/src/Symfony/Component/Filesystem/Tests/FilesystemTest.php
index ab2395cd00..b7bdfac415 100644
--- a/src/Symfony/Component/Filesystem/Tests/FilesystemTest.php
+++ b/src/Symfony/Component/Filesystem/Tests/FilesystemTest.php
@@ -156,6 +156,9 @@ class FilesystemTest extends FilesystemTestCase
         $this->assertEquals('SOURCE FILE', file_get_contents($targetFilePath));
     }
 
+    /**
+     * @group network
+     */
     public function testCopyForOriginUrlsAndExistingLocalFileDefaultsToCopy()
     {
         $sourceFilePath = 'http://symfony.com/images/common/logo/logo_symfony_header.png';