diff --git a/backend/app/db/models/hubspot_deal_data.py b/backend/app/db/models/hubspot_deal_data.py
index c221cbcdc..eab0e7b75 100644
--- a/backend/app/db/models/hubspot_deal_data.py
+++ b/backend/app/db/models/hubspot_deal_data.py
@@ -2,7 +2,7 @@ import uuid
 from sqlmodel import SQLModel, Field, Column, text
 from datetime import datetime
 from typing import Optional
-from sqlalchemy import DateTime
+from sqlalchemy import DateTime, String
 from sqlalchemy.sql import func
 
 
@@ -71,8 +71,13 @@ class HubspotDealData(SQLModel, table=True):
     confirmed_survey_time: Optional[str] = Field(default=None)
     surveyed_date: Optional[datetime] = Field(default=None)
     design_type: Optional[str] = Field(default=None)
-    # OpenHousing job number; HubSpot property ID is client_booking_reference.
-    job_no: Optional[str] = Field(default=None)
+    # OpenHousing job number; stored under the same name as the HubSpot
+    # property that carries it (client_booking_reference) — the column is
+    # created by the frontend repo's drizzle migration. Only the domain
+    # calls it job_no.
+    job_no: Optional[str] = Field(
+        default=None, sa_column=Column("client_booking_reference", String)
+    )
 
     survey_type: Optional[str] = Field(default=None)
     measures_for_pibi_ordered: Optional[str] = Field(default=None)
diff --git a/tests/repositories/hubspot_deals/test_deal_database_postgres_gateway.py b/tests/repositories/hubspot_deals/test_deal_database_postgres_gateway.py
index aaa96733b..5e6a768ed 100644
--- a/tests/repositories/hubspot_deals/test_deal_database_postgres_gateway.py
+++ b/tests/repositories/hubspot_deals/test_deal_database_postgres_gateway.py
@@ -63,11 +63,12 @@ def test_the_job_no_is_stored_in_the_client_booking_reference_column(
     gateway.record_job_no(deal_id=DEAL_ID, job_no="AD0226519")
 
     # Assert
-    stored = session.exec(  # type: ignore[reportCallOverload]
+    stored = session.connection().execute(
         text(
             "select client_booking_reference from hubspot_deal_data "
             "where deal_id = :deal_id"
-        ).bindparams(deal_id=DEAL_ID)
+        ),
+        {"deal_id": DEAL_ID},
     ).one()
     assert stored[0] == "AD0226519"