diff --git a/modules/lot/lot.py b/modules/lot/lot.py
index e192ccc..606bce4 100755
--- a/modules/lot/lot.py
+++ b/modules/lot/lot.py
@@ -500,7 +500,7 @@ class Lot(ModelSQL, ModelView):
                 physic_sum = Decimal(0)
                 for l in line.lots:
                     if l.lot_type == 'physic' :
-                        physic_sum += round(Decimal(Uom.compute_qty(Uom(l.lot_unit_line),float(l.get_current_quantity()),l.line.unit)),5)
+                        physic_sum += round(Decimal(Uom.compute_qty(Uom(l.lot_unit_line),float(l.get_current_quantity()),l.line.unit, True, 1, 1)),5)
                 return line.quantity_theorical - physic_sum
 
     def get_current_quantity(self,name=None):
@@ -515,14 +515,14 @@ class Lot(ModelSQL, ModelView):
         if not unit:
             unit = self.line.unit if self.line else self.sale_line.unit
         qt, gross_qt = self.get_hist_quantity(state_id)
-        return round(Decimal(Uom.compute_qty(self.lot_unit_line, float(qt), unit)),5)
+        return round(Decimal(Uom.compute_qty(self.lot_unit_line, float(qt), unit, True, 1, 1)),5)
     
     def get_current_gross_quantity_converted(self,state_id=0,unit=None):
         Uom = Pool().get('product.uom')
         if not unit:
             unit = self.line.unit if self.line else self.sale_line.unit
         qt, gross_qt = self.get_hist_quantity(state_id)
-        return round(Decimal(Uom.compute_qty(self.lot_unit_line, float(gross_qt), unit)),5)
+        return round(Decimal(Uom.compute_qty(self.lot_unit_line, float(gross_qt), unit, True, 1, 1)),5)
         
     def get_current_gross_quantity(self,name=None):
         if self.lot_type == 'physic':