diff --git a/test/concentrate/group_filter/cancelled_trip_test.exs b/test/concentrate/group_filter/cancelled_trip_test.exs
index 2d5b31b1..78bdd00a 100644
--- a/test/concentrate/group_filter/cancelled_trip_test.exs
+++ b/test/concentrate/group_filter/cancelled_trip_test.exs
@@ -69,6 +69,7 @@ defmodule Concentrate.GroupFilter.CancelledTripTest do
     test "cancels the group if all stop updates have already been given a skipped status" do
       td =
         TripDescriptor.new(
+          route_id: "1",
           trip_id: "trip",
           start_date: {1970, 1, 2}
         )
@@ -91,6 +92,7 @@ defmodule Concentrate.GroupFilter.CancelledTripTest do
     test "does not cancel the group if all stop updates have already been given a skipped status but route_type is not 3" do
       td =
         TripDescriptor.new(
+          route_id: "Red",
           trip_id: "red_trip",
           start_date: {1970, 1, 2}
         )
@@ -113,6 +115,7 @@ defmodule Concentrate.GroupFilter.CancelledTripTest do
     test "does not cancel the group if only some stop updates have already been given a skipped schedule relationship" do
       td =
         TripDescriptor.new(
+          route_id: "86",
           trip_id: "trip",
           start_date: {1970, 1, 2}
         )
diff --git a/test/support/filter/fakes.ex b/test/support/filter/fakes.ex
index d888ff23..4937dd7a 100644
--- a/test/support/filter/fakes.ex
+++ b/test/support/filter/fakes.ex
@@ -9,7 +9,13 @@ end
 
 defmodule Concentrate.GTFS.FakeRoutes do
   @moduledoc "Fake implementation of GTFS.Routes"
-  def route_type("trip"), do: 3
+  def route_type(route_id) when is_binary(route_id) do
+    case Integer.parse(route_id) do
+      :error -> nil
+      _ -> 3
+    end
+  end
+
   def route_type(_), do: nil
 end