1 files changed, 1 insertions, 1 deletions
diff --git a/synapse/replication/tcp/resource.py b/synapse/replication/tcp/resource.py
index bd47d84258..030852cb5b 100644
--- a/synapse/replication/tcp/resource.py
+++ b/synapse/replication/tcp/resource.py
@@ -40,7 +40,7 @@ class ReplicationStreamProtocolFactory(Factory):
     def __init__(self, hs):
         self.command_handler = hs.get_tcp_replication()
         self.clock = hs.get_clock()
-        self.server_name = hs.config.server_name
+        self.server_name = hs.config.server.server_name
 
         # If we've created a `ReplicationStreamProtocolFactory` then we're
         # almost certainly registering a replication listener, so let's ensure