diff --git a/trytond/trytond/modules/account_invoice_stock/stock.py b/trytond/trytond/modules/account_invoice_stock/stock.py
index a741d88..b118326 100644
--- a/trytond/trytond/modules/account_invoice_stock/stock.py
+++ b/trytond/trytond/modules/account_invoice_stock/stock.py
@@ -20,6 +20,8 @@ class StockMove(metaclass=PoolMeta):
         Uom = pool.get('product.uom')
         quantity = 0
         for invoice_line in self.invoice_lines:
+            if invoice_line.invoice and invoice_line.invoice.state == 'cancel':
+                continue
             quantity += Uom.compute_qty(invoice_line.unit,
                 invoice_line.quantity, self.uom)
         return quantity