diff --git a/piker/brokers/binance/feed.py b/piker/brokers/binance/feed.py
index efe2f717..b7d68edb 100644
--- a/piker/brokers/binance/feed.py
+++ b/piker/brokers/binance/feed.py
@@ -448,7 +448,6 @@ async def subscribe(
 
 
 async def stream_quotes(
-
     send_chan: trio.abc.SendChannel,
     symbols: list[str],
     feed_is_live: trio.Event,
@@ -460,6 +459,7 @@ async def stream_quotes(
 ) -> None:
 
     async with (
+        tractor.trionics.maybe_raise_from_masking_exc(),
         send_chan as send_chan,
         open_cached_client('binance') as client,
     ):