diff --git a/tests/Feature/Server/AdminTest.php b/tests/Feature/Server/AdminTest.php
index 19e7306..42b42c4 100644
--- a/tests/Feature/Server/AdminTest.php
+++ b/tests/Feature/Server/AdminTest.php
@@ -69,6 +69,8 @@ class AdminTest extends TestCase
     /** @test */
     public function it_allows_saving_settings()
     {
+        $this->serverFactory->getSocket()->close();
+
         $this->app['config']['expose.admin.validate_auth_tokens'] = false;
 
         /** @var ResponseInterface $response */