diff --git a/h/streamer/websocket.py b/h/streamer/websocket.py
index c5d9e0086d0..d47791bd19f 100644
--- a/h/streamer/websocket.py
+++ b/h/streamer/websocket.py
@@ -98,7 +98,7 @@ def closed(self, code, reason=None):
 
     def send_json(self, payload):
         if self.debug:
-            log.info("Sending message %s", payload)
+            log.info("Sending message %s (terminated: %s)", payload, self.terminated)
         if not self.terminated:
             self.send(json.dumps(payload))