diff --git a/phpBB/phpbb/controller/provider.php b/phpBB/phpbb/controller/provider.php
index 9df8130210..2c7493f64c 100644
--- a/phpBB/phpbb/controller/provider.php
+++ b/phpBB/phpbb/controller/provider.php
@@ -46,7 +46,7 @@ class provider
 			// We hardcode the path to the core config directory
 			// because the finder cannot find it
 			$this->routing_files = array_merge($this->routing_files, array('config/routing.yml'), array_keys($finder
-					->directory('config')
+					->directory('/config')
 					->suffix('routing.yml')
 					->find()
 			));
diff --git a/tests/controller/controller_test.php b/tests/controller/controller_test.php
index 550679ff07..7d9fe652eb 100644
--- a/tests/controller/controller_test.php
+++ b/tests/controller/controller_test.php
@@ -8,8 +8,6 @@
 */
 
 use Symfony\Component\HttpFoundation\Request;
-use Symfony\Component\Routing\Route;
-use Symfony\Component\Routing\RouteCollection;
 use Symfony\Component\Config\FileLocator;
 use Symfony\Component\DependencyInjection\ContainerBuilder;
 use Symfony\Component\DependencyInjection\Loader\YamlFileLoader;
@@ -43,6 +41,8 @@ class phpbb_controller_controller_test extends phpbb_test_case
 
 		$this->assertInstanceOf('Symfony\Component\Routing\Route', $routes->get('controller2'));
 		$this->assertEquals('/foo/bar', $routes->get('controller2')->getPath());
+
+		$this->assertNull($routes->get('controller_noroute'));
 	}
 
 	public function test_controller_resolver()
diff --git a/tests/controller/ext/vendor2/foo/subfolder/config/routing.yml b/tests/controller/ext/vendor2/foo/subfolder/config/routing.yml
new file mode 100644
index 0000000000..b4d8d19107
--- /dev/null
+++ b/tests/controller/ext/vendor2/foo/subfolder/config/routing.yml
@@ -0,0 +1,3 @@
+controller_noroute:
+    pattern: /donotfindthis
+    defaults: { _controller: foo.controller:handle }