diff --git a/erpnext/stock/doctype/stock_reconciliation/stock_reconciliation.py b/erpnext/stock/doctype/stock_reconciliation/stock_reconciliation.py
index 08ef1bcac9..86cb099f92 100644
--- a/erpnext/stock/doctype/stock_reconciliation/stock_reconciliation.py
+++ b/erpnext/stock/doctype/stock_reconciliation/stock_reconciliation.py
@@ -75,7 +75,8 @@ class DocType:
 
 	def validate_item(self, item, count):
 		""" Validate item exists and non-serialized"""
-		det = sql("select item_code, has_serial_no from `tabItem` where name = '%s'"% cstr(item), as_dict = 1)
+		det = sql("select item_code, has_serial_no from `tabItem` \
+				where name = %s", cstr(item), as_dict = 1)
 		if not det:
 			msgprint("Item: " + cstr(item) + " mentioned at Row No. " + cstr(count) + "does not exist in the system")
 			self.validated = 0
@@ -88,7 +89,7 @@ class DocType:
 
 	def validate_warehouse(self, wh, count,):
 		"""Validate warehouse exists"""
-		if not sql("select name from `tabWarehouse` where name = '%s'" % cstr(wh)):
+		if not sql("select name from `tabWarehouse` where name = %s", cstr(wh)):
 			msgprint("Warehouse: " + cstr(wh) + " mentioned at Row No. " + cstr(count) + " does not exist in the system")
 			self.validated = 0