diff --git a/sytest-blacklist b/sytest-blacklist
index 14edf398a..e2859dcb6 100644
--- a/sytest-blacklist
+++ b/sytest-blacklist
@@ -40,4 +40,9 @@ Accesing an AS-hosted room alias asks the AS server
 Guest users can join guest_access rooms
 
 # This will fail in HTTP API mode, so blacklisted for now
-If a device list update goes missing, the server resyncs on the next one
\ No newline at end of file
+
+If a device list update goes missing, the server resyncs on the next one
+
+# Might be a bug in the test because leaves do appear :-(
+
+Leaves are present in non-gapped incremental syncs
diff --git a/sytest-whitelist b/sytest-whitelist
index 6e4500d06..28235b772 100644
--- a/sytest-whitelist
+++ b/sytest-whitelist
@@ -699,7 +699,7 @@ We do send redundant membership state across incremental syncs if asked
 Rejecting invite over federation doesn't break incremental /sync
 Gapped incremental syncs include all state changes
 Old leaves are present in gapped incremental syncs
-Leaves are present in non-gapped incremental syncs
+#Leaves are present in non-gapped incremental syncs
 Members from the gap are included in gappy incr LL sync
 Presence can be set from sync
 /state returns M_NOT_FOUND for a rejected message event