diff --git a/erpnext/accounts/doctype/pos_invoice/pos_invoice.py b/erpnext/accounts/doctype/pos_invoice/pos_invoice.py
index bbeb88cc066..4f5d599b006 100644
--- a/erpnext/accounts/doctype/pos_invoice/pos_invoice.py
+++ b/erpnext/accounts/doctype/pos_invoice/pos_invoice.py
@@ -813,8 +813,7 @@ def get_pos_reserved_qty(item_code, warehouse):
 	pinv_item_reserved_qty = get_pos_reserved_qty_from_table("POS Invoice Item", item_code, warehouse)
 	packed_item_reserved_qty = get_pos_reserved_qty_from_table("Packed Item", item_code, warehouse)
 
-	reserved_qty = flt(pinv_item_reserved_qty[0].stock_qty) if pinv_item_reserved_qty else 0
-	reserved_qty += flt(packed_item_reserved_qty[0].stock_qty) if packed_item_reserved_qty else 0
+	reserved_qty = pinv_item_reserved_qty + packed_item_reserved_qty
 
 	return reserved_qty
 
@@ -839,7 +838,7 @@ def get_pos_reserved_qty_from_table(child_table, item_code, warehouse):
 
 	qty_column = "qty" if child_table == "Packed Item" else "stock_qty"
 
-	stock_qty = (
+	reserved_qty = (
 		frappe.qb.from_(p_inv)
 		.from_(p_item)
 		.select(Sum(p_item[qty_column]).as_("stock_qty"))
@@ -852,7 +851,7 @@ def get_pos_reserved_qty_from_table(child_table, item_code, warehouse):
 		)
 	).run(as_dict=True)
 
-	return stock_qty
+	return flt(reserved_qty[0].stock_qty) if reserved_qty else 0
 
 
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