diff --git a/app/integrations/hansa_stock_items_import.rb b/app/integrations/hansa_stock_items_import.rb
index 8bcd288..63d26c7 100644
--- a/app/integrations/hansa_stock_items_import.rb
+++ b/app/integrations/hansa_stock_items_import.rb
@@ -119,6 +119,6 @@ def cleanup_stock_items(rows)
     account.stock_items.
       where.not(external_id: codes).
       where.not(external_id: nil).
-      update_all(count_on_hand: 0)
+      update_all(count_on_hand: 0, deleted_at: Time.current)
   end
 end