diff --git a/pms/models/pms_reservation.py b/pms/models/pms_reservation.py
index eb36074d0d..057098aa4f 100644
--- a/pms/models/pms_reservation.py
+++ b/pms/models/pms_reservation.py
@@ -2500,7 +2500,7 @@ def preview_reservation(self):
     def _compute_tourist_tax_lines(self):
         """Return ORM commands to sync tourist tax services on this reservation."""
         self.ensure_one()
-        if self.reservation_type != "normal":
+        if self.reservation_type != "normal" or not self.overnight_room:
             return False
         tax_products = self._get_tourist_tax_products(
             pms_property_id=self.pms_property_id.id