diff --git a/DependencyInjection/ABELkeycloakBearerOnlyAdapterExtension.php b/DependencyInjection/ABELkeycloakBearerOnlyAdapterExtension.php
index 5c186b9..b914984 100644
--- a/DependencyInjection/ABELkeycloakBearerOnlyAdapterExtension.php
+++ b/DependencyInjection/ABELkeycloakBearerOnlyAdapterExtension.php
@@ -6,6 +6,7 @@ namespace ABEL\Bundle\keycloakBearerOnlyAdapterBundle\DependencyInjection;
 use Symfony\Component\Config\FileLocator;
 use Symfony\Component\DependencyInjection\ContainerBuilder;
 use Symfony\Component\DependencyInjection\Extension\Extension;
+use Symfony\Component\DependencyInjection\Loader\PhpFileLoader;
 
 class ABELkeycloakBearerOnlyAdapterExtension extends Extension
 {