diff --git a/src/allmydata/web/_autobahn_1151.py b/src/allmydata/web/_autobahn_1151.py
deleted file mode 100644
index 837656cf2..000000000
--- a/src/allmydata/web/_autobahn_1151.py
+++ /dev/null
@@ -1,27 +0,0 @@
-"""
-Implement a work-around for <https://github.com/crossbario/autobahn-python/issues/1151>.
-"""
-
-
-from __future__ import (
-    print_function,
-    unicode_literals,
-    absolute_import,
-    division,
-)
-
-
-from autobahn.websocket.protocol import WebSocketProtocol
-_originalConnectionLost = WebSocketProtocol._connectionLost
-
-def _connectionLost(self, reason):
-    if self.openHandshakeTimeoutCall is not None:
-        self.openHandshakeTimeoutCall.cancel()
-        self.openHandshakeTimeoutCall = None
-    return _originalConnectionLost(self, reason)
-
-def patch():
-    """
-    Monkey-patch the proposed fix into place.
-    """
-    WebSocketProtocol._connectionLost = _connectionLost
diff --git a/src/allmydata/web/logs.py b/src/allmydata/web/logs.py
index 6f15a3ca9..a78e9cd12 100644
--- a/src/allmydata/web/logs.py
+++ b/src/allmydata/web/logs.py
@@ -21,11 +21,6 @@ from twisted.web.resource import (
     Resource,
 )
 
-# Hotfix work-around https://github.com/crossbario/autobahn-python/issues/1151
-from . import _autobahn_1151
-_autobahn_1151.patch()
-del _autobahn_1151
-
 
 class TokenAuthenticatedWebSocketServerProtocol(WebSocketServerProtocol):
     """