diff --git a/addons/account_anglo_saxon/invoice.py b/addons/account_anglo_saxon/invoice.py
index f27d9b3ae72..a08346a29ed 100644
--- a/addons/account_anglo_saxon/invoice.py
+++ b/addons/account_anglo_saxon/invoice.py
@@ -117,9 +117,14 @@ class account_invoice_line(osv.osv):
                         for line in res:
                             if a == line['account_id'] and i_line.product_id.id == line['product_id']:
                                 uom = i_line.product_id.uos_id or i_line.product_id.uom_id
-                                standard_price = self.pool.get('product.uom')._compute_price(cr, uid, uom.id, i_line.product_id.standard_price, i_line.uos_id.id)
-                                if standard_price != i_line.price_unit and line['price_unit'] == i_line.price_unit and acc:
-                                    price_diff = i_line.price_unit - standard_price
+                                converted_standard_price = self.pool.get('product.uom')._compute_price(cr, uid, uom.id, i_line.product_id.standard_price, i_line.uos_id.id)
+                                if inv.currency_id.id != company_currency:
+                                    standard_price = self.pool.get('res.currency').compute(cr, uid, company_currency, inv.currency_id.id, converted_standard_price, context={'date': inv.date_invoice})
+                                else:
+                                    standard_price = converted_standard_price
+                                price_unit = self.pool.get('product.uom')._compute_price(cr, uid, uom.id, i_line.price_unit, i_line.uos_id.id)
+                                if standard_price != price_unit and line['price_unit'] == i_line.price_unit and acc:
+                                    price_diff = price_unit - standard_price
                                     line.update({'price':standard_price * line['quantity']})
                                     diff_res.append({
                                         'type':'src',