diff --git a/piker/brokers/deribit/venues.py b/piker/brokers/deribit/venues.py
index 3bd134d8..ab85caf9 100644
--- a/piker/brokers/deribit/venues.py
+++ b/piker/brokers/deribit/venues.py
@@ -128,7 +128,7 @@ class OptionPair(Pair, frozen=True, kw_only=True):
 
     @property
     def bs_fqme(self) -> str:
-        return f'{self.symbol}'
+        return f'{self.symbol}.{self.venue}.{self.expiry}'
 
     @property
     def bs_src_asset(self) -> str: