diff --git a/addons/stock_dropshipping/__init__.py b/addons/stock_dropshipping/__init__.py
index 67dee8c60db..d7156f09070 100644
--- a/addons/stock_dropshipping/__init__.py
+++ b/addons/stock_dropshipping/__init__.py
@@ -1,2 +1,3 @@
 # -*- coding: utf-8 -*-
 # Part of Odoo. See LICENSE file for full copyright and licensing details.
+import models   # noqa
diff --git a/addons/stock_dropshipping/models/__init__.py b/addons/stock_dropshipping/models/__init__.py
new file mode 100644
index 00000000000..16c708eba5a
--- /dev/null
+++ b/addons/stock_dropshipping/models/__init__.py
@@ -0,0 +1,4 @@
+# -*- coding: utf-8 -*-
+# Part of Odoo. See LICENSE file for full copyright and licensing details.
+
+import stock_dropshipping       # noqa
diff --git a/addons/stock_dropshipping/models/stock_dropshipping.py b/addons/stock_dropshipping/models/stock_dropshipping.py
new file mode 100644
index 00000000000..0c2e2424fa0
--- /dev/null
+++ b/addons/stock_dropshipping/models/stock_dropshipping.py
@@ -0,0 +1,19 @@
+# coding: utf-8
+# Part of Odoo. See LICENSE file for full copyright and licensing details.
+
+from openerp import models, api
+
+class AccountInvoice(models.Model):
+    _inherit = 'account.invoice'
+
+    @api.model
+    def _anglo_saxon_sale_move_lines(self, i_line):
+        for sale_line in i_line.sale_line_ids:
+            for proc in sale_line.procurement_ids:
+                if proc.purchase_line_id:
+                    # if the invoice line is related to sale order lines having one of its
+                    # procurement_ids with a purchase_line_id set, it means that it is a
+                    # confirmed dropship and in that case we mustn't create the cost of
+                    # sale line (because the product won't enter the stock)
+                    return []
+        return super(AccountInvoice, self)._anglo_saxon_sale_move_lines(i_line)