diff --git a/erpnext/accounts/doctype/pos_invoice/pos_invoice.py b/erpnext/accounts/doctype/pos_invoice/pos_invoice.py
index 74db259787..11bc71bff8 100644
--- a/erpnext/accounts/doctype/pos_invoice/pos_invoice.py
+++ b/erpnext/accounts/doctype/pos_invoice/pos_invoice.py
@@ -161,7 +161,7 @@ class POSInvoice(SalesInvoice):
 
 		bold_item_name = frappe.bold(item.item_name)
 		bold_extra_batch_qty_needed = frappe.bold(
-			abs(available_batch_qty - reserved_batch_qty - item.qty * item.conversion_factor)
+			abs(available_batch_qty - reserved_batch_qty - item.stock_qty)
 		)
 		bold_invalid_batch_no = frappe.bold(item.batch_no)
 
@@ -172,7 +172,7 @@ class POSInvoice(SalesInvoice):
 				).format(item.idx, bold_invalid_batch_no, bold_item_name),
 				title=_("Item Unavailable"),
 			)
-		elif (available_batch_qty - reserved_batch_qty - item.qty * item.conversion_factor) < 0:
+		elif (available_batch_qty - reserved_batch_qty - item.stock_qty) < 0:
 			frappe.throw(
 				_(
 					"Row #{}: Batch No. {} of item {} has less than required stock available, {} more required"
@@ -651,7 +651,7 @@ def get_bundle_availability(bundle_item_code, warehouse):
 		item_pos_reserved_qty = get_pos_reserved_qty(item.item_code, warehouse)
 		available_qty = item_bin_qty - item_pos_reserved_qty
 
-		max_available_bundles = available_qty / item.qty
+		max_available_bundles = available_qty / item.stock_qty
 		if bundle_bin_qty > max_available_bundles and frappe.get_value(
 			"Item", item.item_code, "is_stock_item"
 		):