diff --git a/src/wormhole/server/rendezvous_websocket.py b/src/wormhole/server/rendezvous_websocket.py
index a6289a7..32519b0 100644
--- a/src/wormhole/server/rendezvous_websocket.py
+++ b/src/wormhole/server/rendezvous_websocket.py
@@ -247,5 +247,6 @@ class WebSocketRendezvousFactory(websocket.WebSocketServerFactory):
     protocol = WebSocketRendezvous
     def __init__(self, url, rendezvous):
         websocket.WebSocketServerFactory.__init__(self, url)
+        self.setProtocolOptions(autoPingInterval=60, autoPingTimeout=600)
         self.rendezvous = rendezvous
         self.reactor = reactor # for tests to control
diff --git a/src/wormhole/wormhole.py b/src/wormhole/wormhole.py
index 11fbd12..c3b0c6f 100644
--- a/src/wormhole/wormhole.py
+++ b/src/wormhole/wormhole.py
@@ -354,6 +354,7 @@ class _Wormhole:
         self._ws_t = self._timing.add("open websocket")
         p = urlparse(self._ws_url)
         f = WSFactory(self._ws_url)
+        f.setProtocolOptions(autoPingInterval=60, autoPingTimeout=600)
         f.wormhole = self
         f.d = defer.Deferred()
         # TODO: if hostname="localhost", I get three factories starting