diff --git a/erpnext/accounts/doctype/purchase_invoice/purchase_invoice.py b/erpnext/accounts/doctype/purchase_invoice/purchase_invoice.py
index 12d90c975f1..0c5a73d6a01 100644
--- a/erpnext/accounts/doctype/purchase_invoice/purchase_invoice.py
+++ b/erpnext/accounts/doctype/purchase_invoice/purchase_invoice.py
@@ -634,15 +634,16 @@ class PurchaseInvoice(BuyingController):
 					throw(msg, title=_("Mandatory Purchase Order"))
 
 	def pr_required(self):
-		stock_items = self.get_stock_items()
-		if frappe.db.get_value("Buying Settings", None, "pr_required") == "Yes":
+		if frappe.db.get_single_value("Buying Settings", "pr_required") == "Yes":
+			stock_and_asset_items = self.get_stock_items()
+			stock_and_asset_items.extend(self.get_asset_items())
 			if frappe.get_value(
 				"Supplier", self.supplier, "allow_purchase_invoice_creation_without_purchase_receipt"
 			):
 				return
 
 			for d in self.get("items"):
-				if not d.purchase_receipt and d.item_code in stock_items:
+				if not d.purchase_receipt and d.item_code in stock_and_asset_items:
 					msg = _("Purchase Receipt Required for item {}").format(frappe.bold(d.item_code))
 					msg += "<br><br>"
 					msg += _(