diff --git a/sytest-whitelist b/sytest-whitelist
index c49ef94bf..2166090e2 100644
--- a/sytest-whitelist
+++ b/sytest-whitelist
@@ -454,3 +454,5 @@ Banned servers cannot get missing events
 Banned servers cannot get room state ids
 Banned servers cannot backfill
 Inbound /v1/send_leave rejects leaves from other servers
+Guest users can accept invites to private rooms over federation
+