diff --git a/sytest-whitelist b/sytest-whitelist
index f609dd6af..e049f8e7c 100644
--- a/sytest-whitelist
+++ b/sytest-whitelist
@@ -478,3 +478,5 @@ Inbound federation accepts a second soft-failed event
 Federation key API can act as a notary server via a POST request
 Federation key API can act as a notary server via a GET request
 Inbound /make_join rejects attempts to join rooms where all users have left
+Inbound federation rejects invites which include invalid JSON for room version 6
+Inbound federation rejects invite rejections which include invalid JSON for room version 6