diff --git a/golem_resource_account/models/golem_resource_reservation.py b/golem_resource_account/models/golem_resource_reservation.py
index a245238..43fec4e 100644
--- a/golem_resource_account/models/golem_resource_reservation.py
+++ b/golem_resource_account/models/golem_resource_reservation.py
@@ -27,6 +27,7 @@ class GolemResourceReservation(models.Model):
""" GOLEM Resource Reservation Adaptation """
_inherit = 'golem.resource.reservation'
+ resource_product_id = fields.Many2one(related='resource_id.product_tmpl_id')
invoice_id = fields.Many2one('account.invoice')
invoicing_state = fields.Selection(related="invoice_id.state",
string="Invoicing Status", default="None")
diff --git a/golem_resource_account/views/golem_resource_reservation_views.xml b/golem_resource_account/views/golem_resource_reservation_views.xml
index 8741857..3d5e3ca 100644
--- a/golem_resource_account/views/golem_resource_reservation_views.xml
+++ b/golem_resource_account/views/golem_resource_reservation_views.xml
@@ -41,8 +41,9 @@ along with this program. If not, see .