diff --git a/tests/federation_room_join_test.go b/tests/federation_room_join_test.go
index 6b8039af..edace68f 100644
--- a/tests/federation_room_join_test.go
+++ b/tests/federation_room_join_test.go
@@ -98,6 +98,7 @@ func TestJoinFederatedRoomWithUnverifiableEvents(t *testing.T) {
 	srv := federation.NewServer(t, deployment,
 		federation.HandleKeyRequests(),
 		federation.HandleMakeSendJoinRequests(),
+		federation.HandleTransactionRequests(nil, nil),
 	)
 	srv.UnexpectedRequestsAreErrors = false
 	cancel := srv.Listen()