diff --git a/InvenTree/part/models.py b/InvenTree/part/models.py
index 89bbc5df26..3204acd1ce 100644
--- a/InvenTree/part/models.py
+++ b/InvenTree/part/models.py
@@ -1293,6 +1293,11 @@ class Part(InvenTreeBarcodeMixin, MetadataMixin, MPTTModel):
         )
 
         for item in queryset.all():
+
+            if item.quantity <= 0:
+                # Ignore zero-quantity items
+                continue
+
             # Iterate through each item in the queryset, work out the limiting quantity
             quantity = item.available_stock + item.substitute_stock