diff --git a/backend/app.py b/backend/app.py
index 2de2e93..6e2c6cc 100644
--- a/backend/app.py
+++ b/backend/app.py
@@ -410,7 +410,7 @@ def admin_transaction_detail(transaction_id):
                 S.DrugCode,
                 ISNULL(G.GoodsName, '(약품명 없음)') AS goods_name,
                 S.SL_NM_item AS quantity,
-                S.SL_INPUT_PRICE AS price,
+                S.SL_NM_cost_a AS price,
                 S.SL_TOTAL_PRICE AS total
             FROM SALE_SUB S
             LEFT JOIN PM_DRUG.dbo.CD_GOODS G ON S.DrugCode = G.DrugCode