diff --git a/data/apps/common/algos.cfg b/data/apps/common/algos.cfg
index f1466fd..986f0cb 100644
--- a/data/apps/common/algos.cfg
+++ b/data/apps/common/algos.cfg
@@ -17,7 +17,7 @@
         "class": "cvttpy_trading.trading.algos.liquidate.LiquidateTradingAlgo",
         "params": {
             "order_pricer": {
-                "class": "BookTopMidPricer",
+                "class": "BookTopJoinPricer",
                 "shift_bps": 10
             },
             "instruments": [