diff --git a/erpnext/controllers/accounts_controller.py b/erpnext/controllers/accounts_controller.py
index 3ad61d4..3a20d3f 100644
--- a/erpnext/controllers/accounts_controller.py
+++ b/erpnext/controllers/accounts_controller.py
@@ -1264,25 +1264,13 @@
 		return get_company_default(self.company, fieldname, ignore_validation=ignore_validation)
 
 	def get_stock_items(self):
-		if hasattr(self, "_stock_items") and self._stock_items:
-			return self._stock_items
-
 		stock_items = []
 		item_codes = list(set(item.item_code for item in self.get("items")))
 		if item_codes:
-			stock_items = [
-				r[0]
-				for r in frappe.db.sql(
-					"""
-				select name from `tabItem`
-				where name in (%s) and is_stock_item=1
-			"""
-					% (", ".join(["%s"] * len(item_codes)),),
-					item_codes,
-				)
-			]
+			stock_items = frappe.db.get_values(
+				"Item", {"name": ["in", item_codes], "is_stock_item": 1}, pluck="name", cache=True
+			)
 
-		self._stock_items = stock_items
 		return stock_items
 
 	def set_total_advance_paid(self):