diff --git a/src/hooks/floorPlan/estimate/useEstimateController.js b/src/hooks/floorPlan/estimate/useEstimateController.js
index d2e067ba..06f3d4b4 100644
--- a/src/hooks/floorPlan/estimate/useEstimateController.js
+++ b/src/hooks/floorPlan/estimate/useEstimateController.js
@@ -92,6 +92,7 @@ export const useEstimateController = (planNo) => {
           unit: '', //단위
           salePrice: '0', //단가
           saleTotPrice: '0', //금액(부가세별도)
+          itemChangeFlg: '1', //추가시 체인지플래그 1로
         },
       ],
     })