diff --git a/barker/barker/models/product.py b/barker/barker/models/product.py
index 256f8dd..91a1b00 100644
--- a/barker/barker/models/product.py
+++ b/barker/barker/models/product.py
@@ -1,6 +1,7 @@
 import uuid
 
 from barker.models.meta import Base
+from barker.models.modifier_categories_products import modifier_categories_products
 from sqlalchemy import Column, text
 from sqlalchemy.dialects.postgresql import UUID
 from sqlalchemy.orm import relationship
@@ -14,7 +15,7 @@ class Product(Base):
     versions = relationship("ProductVersion")
     modifier_categories = relationship(
         "ModifierCategory",
-        secondary="modifier_categories_products",
+        secondary=modifier_categories_products,
         order_by="ModifierCategory.sort_order",
         backref="products",
     )