diff --git a/app.py b/app.py
index e67533f..b5268d2 100644
--- a/app.py
+++ b/app.py
@@ -5802,6 +5802,7 @@ def api_price_snapshot():
             }
         )
 
+    order_prices = []
     for r in order_rows:
         margin = float(r["margin_capital"] or 0)
         leverage = float(r["leverage"] or 0)