diff --git a/InvenTree/part/models.py b/InvenTree/part/models.py
index 911a2cdac4..06e0c9f078 100644
--- a/InvenTree/part/models.py
+++ b/InvenTree/part/models.py
@@ -1524,7 +1524,7 @@ class Part(MPTTModel):
 
         # Copy existing BOM items from another part
         # Note: Inherited BOM Items will *not* be duplicated!!
-        for bom_item in other.bom_items.all():
+        for bom_item in other.get_bom_items(include_inherited=False).all():
             # If this part already has a BomItem pointing to the same sub-part,
             # delete that BomItem from this part first!