diff --git a/IPython/kernel/comm/comm.py b/IPython/kernel/comm/comm.py
index 16a7d61..21f8c57 100644
--- a/IPython/kernel/comm/comm.py
+++ b/IPython/kernel/comm/comm.py
@@ -68,6 +68,7 @@ class Comm(LoggingConfigurable):
         data = {} if data is None else data
         self.session.send(self.iopub_socket, msg_type,
             dict(data=data, comm_id=self.comm_id, **keys),
+            parent=self.shell.get_parent(),
             ident=self.topic,
         )