diff --git a/sytest-blacklist b/sytest-blacklist
index 2df2b3a86..586264b3b 100644
--- a/sytest-blacklist
+++ b/sytest-blacklist
@@ -28,3 +28,4 @@ Outbound federation can backfill events
 
 # Blacklisted due to alias work on Synapse
 Alias creators can delete canonical alias with no ops
+