diff --git a/backend/models/resos.py b/backend/models/resos.py
index cce5766..e3dabad 100644
--- a/backend/models/resos.py
+++ b/backend/models/resos.py
@@ -48,7 +48,7 @@ class ResosBooking(Base):
     is_forecast: Mapped[bool] = mapped_column(Boolean, default=False)
 
     # Relationships
-    kitchen: Mapped["Kitchen"] = relationship("Kitchen", back_populates="resos_bookings")
+    kitchen: Mapped["Kitchen"] = relationship("Kitchen", viewonly=True)
 
     __table_args__ = (
         UniqueConstraint('kitchen_id', 'resos_booking_id', name='uq_resos_booking'),
@@ -87,7 +87,7 @@ class ResosDailyStats(Base):
     is_forecast: Mapped[bool] = mapped_column(Boolean, default=False)
 
     # Relationships
-    kitchen: Mapped["Kitchen"] = relationship("Kitchen", back_populates="resos_daily_stats")
+    kitchen: Mapped["Kitchen"] = relationship("Kitchen", viewonly=True)
 
     __table_args__ = (
         UniqueConstraint('kitchen_id', 'date', name='uq_resos_daily_stat'),
@@ -113,7 +113,7 @@ class ResosOpeningHour(Base):
     fetched_at: Mapped[datetime] = mapped_column(DateTime, default=datetime.utcnow)
 
     # Relationships
-    kitchen: Mapped["Kitchen"] = relationship("Kitchen", back_populates="resos_opening_hours")
+    kitchen: Mapped["Kitchen"] = relationship("Kitchen", viewonly=True)
 
     __table_args__ = (
         UniqueConstraint('kitchen_id', 'resos_opening_hour_id', name='uq_resos_opening_hour'),
@@ -142,4 +142,4 @@ class ResosSyncLog(Base):
     completed_at: Mapped[datetime | None] = mapped_column(DateTime, nullable=True)
 
     # Relationships
-    kitchen: Mapped["Kitchen"] = relationship("Kitchen", back_populates="resos_sync_logs")
+    kitchen: Mapped["Kitchen"] = relationship("Kitchen", viewonly=True)