diff --git a/modules/purchase_trade/sale.py b/modules/purchase_trade/sale.py
index 61ad850..2a1756a 100755
--- a/modules/purchase_trade/sale.py
+++ b/modules/purchase_trade/sale.py
@@ -275,14 +275,14 @@ class Sale(metaclass=PoolMeta):
     @property
     def report_gross(self):
         if self.lines:
-            return sum([l.get_current_gross_quantity_converted() for l in self.lines if l.lot_type == 'physic'])
+            return sum([l.get_current_gross_quantity_converted() for l in self.lines[0].lots if l.lot_type == 'physic'])
         else:
             return ''
         
     @property
     def report_net(self):
         if self.lines:
-            return sum([l.get_current_quantity_converted() for l in self.lines if l.lot_type == 'physic'])
+            return sum([l.get_current_quantity_converted() for l in self.lines[0].lots if l.lot_type == 'physic'])
         else:
             return ''