diff --git a/product_cores/__manifest__.py b/product_cores/__manifest__.py
index d245ddf1..83abf041 100755
--- a/product_cores/__manifest__.py
+++ b/product_cores/__manifest__.py
@@ -3,7 +3,7 @@
 {
     'name': 'Product Cores',
     'author': 'Hibou Corp. <hello@hibou.io>',
-    'version': '14.0.1.0.0',
+    'version': '15.0.1.0.0',
     'category': 'Tools',
     'license': 'OPL-1',
     'summary': 'Charge customers core deposits.',
diff --git a/product_cores/models/purchase.py b/product_cores/models/purchase.py
index 3f9673ae..95ba7087 100644
--- a/product_cores/models/purchase.py
+++ b/product_cores/models/purchase.py
@@ -17,6 +17,7 @@ class PurchaseOrder(models.Model):
 class PurchaseOrderLine(models.Model):
     _inherit = 'purchase.order.line'
 
+    qty_received = fields.Float(recursive=True)
     core_line_id = fields.Many2one('purchase.order.line', string='Core Purchase Line', copy=False)
 
     @api.model
diff --git a/product_cores/models/sale.py b/product_cores/models/sale.py
index 327af418..c1cfb7d9 100644
--- a/product_cores/models/sale.py
+++ b/product_cores/models/sale.py
@@ -17,6 +17,7 @@ class SaleOrder(models.Model):
 class SaleOrderLine(models.Model):
     _inherit = 'sale.order.line'
 
+    qty_delivered = fields.Float(recursive=True)
     core_line_id = fields.Many2one('sale.order.line', string='Core Sale Line', copy=False)
 
     @api.model
diff --git a/product_cores/tests/test_product_cores.py b/product_cores/tests/test_product_cores.py
index e7a760e8..2bbe195c 100644
--- a/product_cores/tests/test_product_cores.py
+++ b/product_cores/tests/test_product_cores.py
@@ -153,22 +153,13 @@ class TestProductCores(common.TransactionCase):
 
     def test_02_sale(self):
         # Need Inventory.
-        adjustment = self.env['stock.inventory'].create({
-            'name': 'Initial',
-            'product_ids': [(4, self.product.id)],
+        adjust_quant = self.env['stock.quant'].with_context(inventory_mode=True).create({
+            'product_id': self.product.id,
+            'inventory_quantity': 20.0,
+            'location_id': self.env.ref('stock.warehouse0').lot_stock_id.id,
         })
-        adjustment.action_start()
-        if not adjustment.line_ids:
-            adjustment_line = self.env['stock.inventory.line'].create({
-                'inventory_id': adjustment.id,
-                'product_id': self.product.id,
-                'location_id': self.env.ref('stock.warehouse0').lot_stock_id.id,
-            })
-        adjustment.line_ids.write({
-            # Maybe add Serial.
-            'product_qty': 20.0,
-        })
-        adjustment.action_validate()
+        adjust_quant.action_apply_inventory()
+        self.assertEqual(self.product.virtual_available, 20.0)
 
         sale = self.env['sale.order'].create({
             'partner_id': self.customer.id,