diff --git a/src/wormhole/_dilation/manager.py b/src/wormhole/_dilation/manager.py
index ad74e92..feee725 100644
--- a/src/wormhole/_dilation/manager.py
+++ b/src/wormhole/_dilation/manager.py
@@ -97,7 +97,7 @@ class Manager(object):
     _reactor = attrib(repr=False)
     _eventual_queue = attrib(repr=False)
     _cooperator = attrib(repr=False)
-    _no_listen = False  # TODO
+    _no_listen = attrib(default=False)
     _tor = None  # TODO
     _timing = None  # TODO
     _next_subchannel_id = None  # initialized in choose_role
@@ -466,6 +466,7 @@ class Dilator(object):
     _reactor = attrib()
     _eventual_queue = attrib()
     _cooperator = attrib()
+    _no_listen = attrib(default=False)
 
     def __attrs_post_init__(self):
         self._got_versions_d = Deferred()
@@ -509,7 +510,7 @@ class Dilator(object):
                                 self._transit_key,
                                 self._transit_relay_location,
                                 self._reactor, self._eventual_queue,
-                                self._cooperator)
+                                self._cooperator, no_listen=self._no_listen)
         self._manager.start()
 
         while self._pending_inbound_dilate_messages:
diff --git a/src/wormhole/test/dilate/test_manager.py b/src/wormhole/test/dilate/test_manager.py
index e223a1c..ee31c5e 100644
--- a/src/wormhole/test/dilate/test_manager.py
+++ b/src/wormhole/test/dilate/test_manager.py
@@ -64,7 +64,7 @@ class TestDilator(unittest.TestCase):
                 dil.got_wormhole_versions({"can-dilate": ["1"]})
         # that should create the Manager
         self.assertEqual(ml.mock_calls, [mock.call(send, "us", transit_key,
-                                                   None, reactor, eq, coop)])
+                                                   None, reactor, eq, coop, no_listen=False)])
         # and tell it to start, and get wait-for-it-to-connect Deferred
         self.assertEqual(m.mock_calls, [mock.call.start(),
                                         mock.call.when_first_connected(),
@@ -180,7 +180,7 @@ class TestDilator(unittest.TestCase):
                             return_value="us"):
                 dil.got_wormhole_versions({"can-dilate": ["1"]})
         self.assertEqual(ml.mock_calls, [mock.call(send, "us", b"key",
-                                                   None, reactor, eq, coop)])
+                                                   None, reactor, eq, coop, no_listen=False)])
         self.assertEqual(m.mock_calls, [mock.call.start(),
                                         mock.call.rx_PLEASE(pleasemsg),
                                         mock.call.rx_HINTS(hintmsg),
@@ -198,7 +198,7 @@ class TestDilator(unittest.TestCase):
                             return_value="us"):
                 dil.got_wormhole_versions({"can-dilate": ["1"]})
         self.assertEqual(ml.mock_calls, [mock.call(send, "us", b"key",
-                                                   relay, reactor, eq, coop),
+                                                   relay, reactor, eq, coop, no_listen=False),
                                          mock.call().start(),
                                          mock.call().when_first_connected()])