diff --git a/piker/brokers/deribit/api.py b/piker/brokers/deribit/api.py
index f01f6112..b0bedaa2 100644
--- a/piker/brokers/deribit/api.py
+++ b/piker/brokers/deribit/api.py
@@ -875,12 +875,10 @@ async def aio_open_interest_feed_relay(
         open_interest: Decimal = oi.open_interest
         oi_by_strikes[f'{strike_price}'][f'{option_type}'] = open_interest
 
-        is_ready = check_if_complete(oi_by_strikes)
-        if is_ready:
+        if check_if_complete(oi_by_strikes):
+            closes: list[str] = sorted(oi_by_strikes.keys())
             for strike in oi_by_strikes:
                 s: Decimal = Decimal(f'{strike}')
-                close_losses = Decimal(0)
-                closes: list[str] = sorted(oi_by_strikes.keys())
                 call_cash: Decimal = Decimal(0)
                 put_cash: Decimal = Decimal(0)
                 for close in closes:
@@ -888,10 +886,11 @@ async def aio_open_interest_feed_relay(
                     call_cash += max(0, (s - c) * oi_by_strikes[f'{close}']['C'])
                     put_cash += max(0, (c - s) * oi_by_strikes[f'{close}']['P'])
     
-                intrinsic_values[f'{strike}'] = {}
-                intrinsic_values[f'{strike}']['C'] = call_cash
-                intrinsic_values[f'{strike}']['P'] = put_cash
-                intrinsic_values[f'{strike}']['total'] = (call_cash + put_cash)
+                intrinsic_values[strike] = {
+                    'C': call_cash,
+                    'P': put_cash,
+                    'total': call_cash + put_cash,
+                }
 
             for strike in intrinsic_values:
                 if intrinsic_values[f'{strike}']['total'] < total_intrinsic_value:
@@ -931,7 +930,7 @@ async def aio_open_interest_feed_relay(
 @acm
 async def open_oi_feed(
 ) -> to_asyncio.LinkedTaskChannel:
-    expiry_date: str = '6DEC24'
+    expiry_date: str = '20DEC24'
     instruments: list[Symbol] = []
     oi_by_strikes: dict[str, dict[str, Decimal]]