diff --git a/setup/doctype/naming_series/naming_series.py b/setup/doctype/naming_series/naming_series.py
index c9604fc9490..9cc4de294b8 100644
--- a/setup/doctype/naming_series/naming_series.py
+++ b/setup/doctype/naming_series/naming_series.py
@@ -121,8 +121,7 @@ class DocType:
 
 	def get_current(self, arg=None):
 		"""get series current"""
-		self.doc.current_value = webnotes.conn.sql("""select current from tabSeries where name=%s""", 
-			self.doc.prefix)[0][0]
+		self.doc.current_value = webnotes.conn.get_value("Series", self.doc.prefix, "current")
 
 	def insert_series(self, series):
 		"""insert series if missing"""
diff --git a/stock/doctype/stock_ledger/stock_ledger.py b/stock/doctype/stock_ledger/stock_ledger.py
index ed8196a2792..0af18b965a3 100644
--- a/stock/doctype/stock_ledger/stock_ledger.py
+++ b/stock/doctype/stock_ledger/stock_ledger.py
@@ -118,7 +118,7 @@ class DocType:
 			elif purpose == 'Sales Return':
 				webnotes.conn.sql("update `tabSerial No` set status = 'Delivered', purchase_document_type = '', purchase_document_no = '' where name = '%s'" % serial_no)
 			else:
-				webnotes.conn.sql("update `tabSerial No` set docstatus = 2, status = 'Not in Use', purchase_document_type = '', purchase_document_no = '', purchase_date = null, purchase_rate = 0, supplier = null, supplier_name = '', supplier_address = '', warehouse = '' where name = '%s'" % serial_no)
+				webnotes.conn.sql("update `tabSerial No` set docstatus = 2, status = 'Not in Use', purchase_document_type = '', purchase_document_no = '', purchase_date = null, purchase_rate = 0, supplier = null, supplier_name = '', address_display = '', warehouse = '' where name = '%s'" % serial_no)
 
 
 	def check_serial_no_exists(self, serial_no, item_code):