diff --git a/rattail/db/extension/model.py b/rattail/db/extension/model.py
index 2b34feddcbc7ed34b5e619550adb954594deaa63..9e4c2934433a6a2033be114c85a24ffb82fe4442 100644
--- a/rattail/db/extension/model.py
+++ b/rattail/db/extension/model.py
@@ -587,6 +587,7 @@ class Product(Base):
     uuid = uuid_column()
     upc = Column(BigInteger, index=True)
     department_uuid = Column(String(32), ForeignKey('departments.uuid'))
+    subdepartment_uuid = Column(String(32), ForeignKey('subdepartments.uuid'))
     category_uuid = Column(String(32), ForeignKey('categories.uuid'))
     brand_uuid = Column(String(32), ForeignKey('brands.uuid'))
     description = Column(String(60))
@@ -599,6 +600,7 @@ class Product(Base):
     sale_price_quantity = Column(Integer)
 
     department = relationship(Department)
+    subdepartment = relationship(Subdepartment)
     category = relationship(Category)
     brand = relationship(Brand)