diff --git a/account_asset_management/models/account_asset_line.py b/account_asset_management/models/account_asset_line.py
index b9fa953fb..62303d7cb 100644
--- a/account_asset_management/models/account_asset_line.py
+++ b/account_asset_management/models/account_asset_line.py
@@ -18,6 +18,7 @@ class AccountAssetLine(models.Model):
         required=True,
         ondelete="cascade",
         check_company=True,
+        index=True,
     )
     previous_id = fields.Many2one(
         comodel_name="account.asset.line",