diff --git a/erpnext/controllers/stock_controller.py b/erpnext/controllers/stock_controller.py
index f22669b2555..b97432e7485 100644
--- a/erpnext/controllers/stock_controller.py
+++ b/erpnext/controllers/stock_controller.py
@@ -256,11 +256,7 @@ class StockController(AccountsController):
 		for d in self.items:
 			if not d.batch_no: continue
 
-			serial_nos = [sr.name for sr in frappe.get_all("Serial No",
-				{'batch_no': d.batch_no, 'status': 'Inactive'})]
-
-			if serial_nos:
-				frappe.db.set_value("Serial No", { 'name': ['in', serial_nos] }, "batch_no", None)
+			frappe.db.set_value("Serial No", {"batch_no": d.batch_no, "status": "Inactive"}, "batch_no", None)
 
 			d.batch_no = None
 			d.db_set("batch_no", None)