diff --git a/tests/php-unit-tests/unitary-tests/application/LoginTest.php b/tests/php-unit-tests/unitary-tests/application/LoginTest.php
index 52b4b70c9..0935f7aac 100644
--- a/tests/php-unit-tests/unitary-tests/application/LoginTest.php
+++ b/tests/php-unit-tests/unitary-tests/application/LoginTest.php
@@ -4,6 +4,9 @@ namespace Combodo\iTop\Test\UnitTest\Application;
 use Combodo\iTop\Test\UnitTest\ItopDataTestCase;
 use MetaModel;
 
+/**
+ * @runTestsInSeparateProcesses
+ */
 class LoginTest extends ItopDataTestCase {
 	protected $sConfigTmpBackupFile;
 	protected $sConfigPath;