diff --git a/modules/purchase_trade/fee.py b/modules/purchase_trade/fee.py
index e7b5e41..e684f89 100755
--- a/modules/purchase_trade/fee.py
+++ b/modules/purchase_trade/fee.py
@@ -109,7 +109,7 @@ class Fee(ModelSQL,ModelView):
         if lqt:
             return lqt[0].id 
     
-    @fields.depends('price','unit','auto_calculation','mode','_parent_line.unit','_parent_line.lots','_parent_sale_line.unit','_parent_sale_line.lots','_parent_shipment_in')
+    @fields.depends('line','sale_line','shipment_in','lots','price','unit','auto_calculation','mode','_parent_line.unit','_parent_line.lots','_parent_sale_line.unit','_parent_sale_line.lots')
     def on_change_with_quantity(self, name=None):
         qt = None
         unit = None