diff --git a/addons/sale_crm/wizard/crm_make_sale.py b/addons/sale_crm/wizard/crm_make_sale.py
index 7abdaa9e04d..43a679795ae 100644
--- a/addons/sale_crm/wizard/crm_make_sale.py
+++ b/addons/sale_crm/wizard/crm_make_sale.py
@@ -93,6 +93,7 @@ class crm_make_sale(osv.osv_memory):
                     'origin': _('Opportunity: %s') % str(case.id),
                     'section_id': case.section_id and case.section_id.id or False,
                     'categ_ids': [(6, 0, [categ_id.id for categ_id in case.categ_ids])],
+                    'partner_id': partner.id,
                     'pricelist_id': pricelist,
                     'partner_invoice_id': partner_addr['invoice'],
                     'partner_shipping_id': partner_addr['delivery'],