diff --git a/synapse/app/homeserver.py b/synapse/app/homeserver.py
index d0a4880da312344067bccabeccdf12ae213c8f23..a89770ed7b8ee8f824428684f266f857b6ccab45 100755
--- a/synapse/app/homeserver.py
+++ b/synapse/app/homeserver.py
@@ -208,6 +208,7 @@ class SynapseHomeServer(HomeServer):
 
     def start_listening(self, port):
         reactor.listenTCP(port, Site(self.root_resource))
+        logger.info("Synapse now listening on port %d", port)
 
 
 def setup_logging(verbosity=0, filename=None, config_path=None):