diff --git a/modules/purchase_trade/valuation.py b/modules/purchase_trade/valuation.py
index 9ff0b4f..c3f18d1 100644
--- a/modules/purchase_trade/valuation.py
+++ b/modules/purchase_trade/valuation.py
@@ -489,6 +489,12 @@ class ValuationBase(ModelSQL):
 
         return values
 
+    @classmethod
+    def _get_sale_lot_price(cls, sale_line, lot):
+        if lot.lot_price_sale is not None:
+            return lot.lot_price_sale
+        return sale_line.unit_price
+
     @classmethod
     def create_pnl_price_from_sale_line(cls, sale_line):
         price_lines = []
@@ -510,11 +516,14 @@ class ValuationBase(ModelSQL):
                         if values:
                             price_lines.append(values)
 
-            elif sale_line.price_type in ('priced', 'efp') and lot.lot_price_sale:
+            elif sale_line.price_type in ('priced', 'efp'):
+                price = cls._get_sale_lot_price(sale_line, lot)
+                if price is None:
+                    continue
                 values = cls._build_simple_pnl_from_sale_line(
                     sale_line=sale_line,
                     lot=lot,
-                    price=lot.lot_price_sale,
+                    price=price,
                     state='fixed' if sale_line.price_type == 'priced' else 'not fixed',
                     pnl_type=f'sale {sale_line.price_type}'
                 )