diff --git a/test/dotcom_web/router_test.exs b/test/dotcom_web/router_test.exs
index 433e9197cf..9fdb9bd782 100644
--- a/test/dotcom_web/router_test.exs
+++ b/test/dotcom_web/router_test.exs
@@ -1,5 +1,5 @@
 defmodule Phoenix.Router.RoutingTest do
-  use DotcomWeb.ConnCase, async: true
+  use DotcomWeb.ConnCase
 
   @canonical_host "www.mbta.com"