diff --git a/InvenTree/InvenTree/models.py b/InvenTree/InvenTree/models.py
index 3b0560030b..d5259b2acc 100644
--- a/InvenTree/InvenTree/models.py
+++ b/InvenTree/InvenTree/models.py
@@ -6,7 +6,6 @@ from __future__ import unicode_literals
 
 from django.db import models
 from django.contrib.contenttypes.models import ContentType
-from rest_framework.exceptions import ValidationError
 
 from django.db.models.signals import pre_delete
 from django.dispatch import receiver