diff --git a/piker/data/_web_bs.py b/piker/data/_web_bs.py
index da4f2a30..c42b7afa 100644
--- a/piker/data/_web_bs.py
+++ b/piker/data/_web_bs.py
@@ -26,6 +26,7 @@ import json
 
 import trio
 import trio_websocket
+from  wsproto.utilities import LocalProtocolError
 from trio_websocket._impl import (
     ConnectionClosed,
     DisconnectionTimeout,
@@ -51,6 +52,7 @@ class NoBsWs:
         ConnectionRejected,
         HandshakeError,
         ConnectionTimeout,
+        LocalProtocolError,
     )
 
     def __init__(