diff --git a/InvenTree/part/models.py b/InvenTree/part/models.py
index 6041c2827e..c5e562ec80 100644
--- a/InvenTree/part/models.py
+++ b/InvenTree/part/models.py
@@ -934,7 +934,7 @@ class Part(MPTTModel):
                 logger.warning("Found null BomItem when calculating required quantity")
                 continue
 
-            build_quantity = build.quantity *  bom_item.quantity
+            build_quantity = build.quantity * bom_item.quantity
 
             quantity += build_quantity