diff --git a/addons/hr_timesheet_invoice/hr_timesheet_invoice.py b/addons/hr_timesheet_invoice/hr_timesheet_invoice.py
index 44bc7eb2d7c..ada5cf1cfa8 100644
--- a/addons/hr_timesheet_invoice/hr_timesheet_invoice.py
+++ b/addons/hr_timesheet_invoice/hr_timesheet_invoice.py
@@ -220,6 +220,7 @@ class account_analytic_line(osv.osv):
             general_account = product.property_account_income or product.categ_id.property_account_income_categ
             if not general_account:
                 raise osv.except_osv(_('Error!'), _("Configuration Error!") + '\n' + _("Please define income account for product '%s'.") % product.name)
+            general_account = account.partner_id.property_account_position.map_account(general_account)
             taxes = product.taxes_id or general_account.tax_ids
             tax = self.pool['account.fiscal.position'].map_tax(cr, uid, account.partner_id.property_account_position, taxes, context=context)
             curr_invoice_line.update({