diff --git a/src/Kunstmaan/MultiDomainBundle/Tests/unit/DependencyInjection/KunstmaanMultiDomainExtensionTest.php b/src/Kunstmaan/MultiDomainBundle/Tests/unit/DependencyInjection/KunstmaanMultiDomainExtensionTest.php
index eca63f1c12..88a78d71d9 100644
--- a/src/Kunstmaan/MultiDomainBundle/Tests/unit/DependencyInjection/KunstmaanMultiDomainExtensionTest.php
+++ b/src/Kunstmaan/MultiDomainBundle/Tests/unit/DependencyInjection/KunstmaanMultiDomainExtensionTest.php
@@ -3,13 +3,13 @@
 namespace Kunstmaan\MultiDomainBundle\Tests\DependencyInjection;
 
 use Kunstmaan\MultiDomainBundle\DependencyInjection\KunstmaanMultiDomainExtension;
+use Matthias\SymfonyDependencyInjectionTest\PhpUnit\AbstractExtensionTestCase;
 use Symfony\Component\DependencyInjection\Extension\ExtensionInterface;
-use Kunstmaan\AdminBundle\Tests\unit\AbstractPrependableExtensionTestCase;
 
 /**
  * Class KunstmaanMultiDomainExtensionTest
  */
-class KunstmaanMultiDomainExtensionTest extends AbstractPrependableExtensionTestCase
+class KunstmaanMultiDomainExtensionTest extends AbstractExtensionTestCase
 {
     /**
      * @return ExtensionInterface[]