diff --git a/coolamqp/objects.py b/coolamqp/objects.py
index 0b911ab01c95217647099c3aaba3bfa5c26dc3a9..c9b23b2b216a1cbcf5c34b060acf1dd8832fb62a 100644
--- a/coolamqp/objects.py
+++ b/coolamqp/objects.py
@@ -73,7 +73,6 @@ class ReceivedMessage(Message):
         """
         :param body: message body. A stream of octets.
         :type body: str (py2) or bytes (py3)
-        :param cht: parent ClusterHandlerThread that emitted this message
         :param connect_id: connection ID. ClusterHandlerThread will check this in order
             not to ack messages that were received from a dead connection
         :param exchange_name: name of exchange this message was submitted to