diff --git a/erpnext/stock/doctype/stock_reservation_entry/stock_reservation_entry.py b/erpnext/stock/doctype/stock_reservation_entry/stock_reservation_entry.py
index 5605417c186..17508cacf25 100644
--- a/erpnext/stock/doctype/stock_reservation_entry/stock_reservation_entry.py
+++ b/erpnext/stock/doctype/stock_reservation_entry/stock_reservation_entry.py
@@ -256,7 +256,7 @@ class StockReservationEntry(Document):
 			and (self.get("_action") == "submit")
 			and (self.has_serial_no or self.has_batch_no)
 			and frappe.get_single_value("Stock Settings", "auto_reserve_serial_and_batch")
-			and not self.get("bypass_auto_reserve_serial_and_batch")
+			and not self.sb_entries
 		):
 			from erpnext.stock.doctype.batch.batch import get_available_batches
 			from erpnext.stock.doctype.serial_no.serial_no import get_serial_nos_for_outward