diff --git a/erpnext/stock/doctype/serial_no/serial_no.py b/erpnext/stock/doctype/serial_no/serial_no.py
index 43492a3b9f6..a6d2a0b06fe 100644
--- a/erpnext/stock/doctype/serial_no/serial_no.py
+++ b/erpnext/stock/doctype/serial_no/serial_no.py
@@ -235,7 +235,7 @@ def validate_serial_no(sle, item_det):
 							if sr.batch_no and sr.batch_no != sle.batch_no:
 								frappe.throw(_("Serial No {0} does not belong to Batch {1}").format(serial_no,
 									sle.batch_no), SerialNoBatchError)
-	
+
 							if sle.is_cancelled=="No" and not sr.warehouse:
 								frappe.throw(_("Serial No {0} does not belong to any Warehouse")
 									.format(serial_no), SerialNoWarehouseError)