diff --git a/pms_api_rest/datamodels/pms_calendar.py b/pms_api_rest/datamodels/pms_calendar.py
index c5166653c94..d539f2448b0 100644
--- a/pms_api_rest/datamodels/pms_calendar.py
+++ b/pms_api_rest/datamodels/pms_calendar.py
@@ -52,6 +52,7 @@ class PmsCalendarInfo(Datamodel):
     splitted = fields.Boolean(required=False, allow_none=True)
     partnerId = fields.Integer(required=False, allow_none=True)
     partnerName = fields.String(required=False, allow_none=True)
+    folioId = fields.Integer(required=False, allow_none=True)
     reservationId = fields.Integer(required=False, allow_none=True)
     reservationName = fields.String(required=False, allow_none=True)
     reservationType = fields.String(required=False, allow_none=True)
diff --git a/pms_api_rest/services/pms_calendar_service.py b/pms_api_rest/services/pms_calendar_service.py
index 5b536a02286..5dcf7966947 100644
--- a/pms_api_rest/services/pms_calendar_service.py
+++ b/pms_api_rest/services/pms_calendar_service.py
@@ -66,6 +66,7 @@ def get_calendar(self, calendar_search_param):
                     splitted=line.reservation_id.splitted,
                     partnerId=line.reservation_id.partner_id.id or None,
                     partnerName=line.reservation_id.partner_name or None,
+                    folioId=line.reservation_id.folio_id,
                     reservationId=line.reservation_id,
                     reservationName=line.reservation_id.name,
                     reservationType=line.reservation_id.reservation_type,