diff --git a/modules/purchase_trade/purchase.py b/modules/purchase_trade/purchase.py
index a320c22..a5046ed 100755
--- a/modules/purchase_trade/purchase.py
+++ b/modules/purchase_trade/purchase.py
@@ -621,6 +621,8 @@ class Line(metaclass=PoolMeta):
         fields.Char("Attributes Name"),
         'on_change_with_attributes_name'
     )
+
+    finished = fields.Boolean("Mark as finished")
     
     @fields.depends('product')
     def on_change_with_attribute_set(self, name=None):
diff --git a/modules/purchase_trade/sale.py b/modules/purchase_trade/sale.py
index 3cb488c..2db8cd6 100755
--- a/modules/purchase_trade/sale.py
+++ b/modules/purchase_trade/sale.py
@@ -618,6 +618,7 @@ class SaleLine(metaclass=PoolMeta):
         'on_change_with_attributes_name'
     )
 
+    finished = fields.Boolean("Mark as finished")
     pricing_rule = fields.Text("Pricing description")
     price_composition = fields.One2Many('price.composition','sale_line',"Price composition")
 
diff --git a/modules/purchase_trade/view/purchase_line_form.xml b/modules/purchase_trade/view/purchase_line_form.xml
index e25f779..871bb2d 100755
--- a/modules/purchase_trade/view/purchase_line_form.xml
+++ b/modules/purchase_trade/view/purchase_line_form.xml
@@ -6,6 +6,8 @@ this repository contains the full copyright notices and license terms. -->
         <newline/>
         <label name="quantity_theorical"/>
         <field name="quantity_theorical"/>
+        <label name="finished"/>
+        <field name="finished"/>
         <newline/>
         <label name="enable_linked_currency"/>
         <field name="enable_linked_currency"/>
diff --git a/modules/purchase_trade/view/sale_line_form.xml b/modules/purchase_trade/view/sale_line_form.xml
index 9958482..3b65458 100755
--- a/modules/purchase_trade/view/sale_line_form.xml
+++ b/modules/purchase_trade/view/sale_line_form.xml
@@ -6,6 +6,8 @@ this repository contains the full copyright notices and license terms. -->
         <newline/>
         <label name="quantity_theorical"/>
         <field name="quantity_theorical"/>
+        <label name="finished"/>
+        <field name="finished"/>
         <newline/>
         <label name="enable_linked_currency"/>
         <field name="enable_linked_currency"/>