diff --git a/InvenTree/part/models.py b/InvenTree/part/models.py
index bcb9163c7d..54d5f32a9d 100644
--- a/InvenTree/part/models.py
+++ b/InvenTree/part/models.py
@@ -371,11 +371,12 @@ class BomItem(models.Model):
     # A link to the parent part
     # Each part will get a reverse lookup field 'bom_items'
     part = models.ForeignKey(Part, on_delete=models.CASCADE, related_name='bom_items',
-                             limit_choices_to={'buildable': True})
+                            limit_choices_to={'buildable': True})
 
     # A link to the child item (sub-part)
     # Each part will get a reverse lookup field 'used_in'
-    sub_part = models.ForeignKey(Part, on_delete=models.CASCADE, related_name='used_in')
+    sub_part = models.ForeignKey(Part, on_delete=models.CASCADE, related_name='used_in',
+                            limit_choices_to={'consumable': True})
 
     # Quantity required
     quantity = models.PositiveIntegerField(default=1, validators=[MinValueValidator(0)])