diff --git a/corporal/batch/vendorcatalog.py b/corporal/batch/vendorcatalog.py
index 2a9810f..7c7aef0 100644
--- a/corporal/batch/vendorcatalog.py
+++ b/corporal/batch/vendorcatalog.py
@@ -116,8 +116,11 @@ class VendorCatalogHandler(base.VendorCatalogHandler):
         row.old_vendor_code = core_vendor_item.sku
         row.old_case_size = core_vendor_item.units
         row.old_unit_cost = core_vendor_item.cost
-        row.old_case_cost = (core_vendor_item.cost * decimal.Decimal(core_vendor_item.units))\
-           .quantize(decimal.Decimal('0.12345'))
+        if core_vendor_item.cost is None:
+            row.old_case_cost = None
+        else:
+            row.old_case_cost = (core_vendor_item.cost * decimal.Decimal(core_vendor_item.units))\
+               .quantize(decimal.Decimal('0.12345'))
 
         self.refresh_cost_diffs(row)
         self.set_status_per_diffs(row)