diff --git a/addons/account/models/account_move.py b/addons/account/models/account_move.py
index 926f8f3d1be..1dff5c389c8 100644
--- a/addons/account/models/account_move.py
+++ b/addons/account/models/account_move.py
@@ -137,6 +137,7 @@ class AccountMove(models.Model):
         comodel_name='res.company',
         string='Company',
         compute='_compute_company_id', inverse='_inverse_company_id', store=True, readonly=False, precompute=True,
+        index=True,
     )
     line_ids = fields.One2many(
         'account.move.line',
diff --git a/addons/account/models/account_move_line.py b/addons/account/models/account_move_line.py
index af846332f2b..5be175cbf0f 100644
--- a/addons/account/models/account_move_line.py
+++ b/addons/account/models/account_move_line.py
@@ -43,6 +43,7 @@ class AccountMoveLine(models.Model):
     )
     company_id = fields.Many2one(
         related='move_id.company_id', store=True, readonly=True, precompute=True,
+        index=True,
     )
     company_currency_id = fields.Many2one(
         string='Company Currency',