diff --git a/src/calibre/srv/tests/base.py b/src/calibre/srv/tests/base.py
index 08427532b1..5b856d0f8d 100644
--- a/src/calibre/srv/tests/base.py
+++ b/src/calibre/srv/tests/base.py
@@ -123,6 +123,9 @@ class LibraryServer(TestServer):
         from calibre.srv.loop import ServerLoop
         from calibre.srv.handler import Handler
         from calibre.srv.http_response import create_http_handler
+        kwargs['shutdown_timeout'] = kwargs.get('shutdown_timeout', 0.1)
+        kwargs['listen_on'] = kwargs.get('listen_on', 'localhost')
+        kwargs['port'] = kwargs.get('port', 0)
         opts = Options(**kwargs)
         self.libraries = libraries or (library_path,)
         self.handler = Handler(self.libraries, opts, testing=True)