diff --git a/addons/purchase_stock/models/account_invoice.py b/addons/purchase_stock/models/account_invoice.py
index df307aa99bd..bf10236afdb 100644
--- a/addons/purchase_stock/models/account_invoice.py
+++ b/addons/purchase_stock/models/account_invoice.py
@@ -125,6 +125,7 @@ class AccountMove(models.Model):
                     vals = {
                         'name': line.name[:64],
                         'move_id': move.id,
+                        'partner_id': move.commercial_partner_id.id,
                         'currency_id': line.currency_id.id,
                         'product_id': line.product_id.id,
                         'product_uom_id': line.product_uom_id.id,
@@ -145,6 +146,7 @@ class AccountMove(models.Model):
                     vals = {
                         'name': line.name[:64],
                         'move_id': move.id,
+                        'partner_id': move.commercial_partner_id.id,
                         'currency_id': line.currency_id.id,
                         'product_id': line.product_id.id,
                         'product_uom_id': line.product_uom_id.id,
diff --git a/addons/stock_account/models/account_move.py b/addons/stock_account/models/account_move.py
index eafebb7b535..4db556edd32 100644
--- a/addons/stock_account/models/account_move.py
+++ b/addons/stock_account/models/account_move.py
@@ -134,6 +134,7 @@ class AccountMove(models.Model):
                 lines_vals_list.append({
                     'name': line.name[:64],
                     'move_id': move.id,
+                    'partner_id': move.commercial_partner_id.id,
                     'product_id': line.product_id.id,
                     'product_uom_id': line.product_uom_id.id,
                     'quantity': line.quantity,
@@ -149,6 +150,7 @@ class AccountMove(models.Model):
                 lines_vals_list.append({
                     'name': line.name[:64],
                     'move_id': move.id,
+                    'partner_id': move.commercial_partner_id.id,
                     'product_id': line.product_id.id,
                     'product_uom_id': line.product_uom_id.id,
                     'quantity': line.quantity,