diff --git a/src/main/resources/mappers/pwrGnrSimulation/pwrGnrSimMapper.xml b/src/main/resources/mappers/pwrGnrSimulation/pwrGnrSimMapper.xml
index d2a7554d..c9b43a26 100644
--- a/src/main/resources/mappers/pwrGnrSimulation/pwrGnrSimMapper.xml
+++ b/src/main/resources/mappers/pwrGnrSimulation/pwrGnrSimMapper.xml
@@ -9,7 +9,7 @@
         SELECT
             A.OBJECT_NO /* 물건번호 */
             , A.PLAN_NO /* 물건번호 */
-            , CONVERT(VARCHAR(10), A.DRAWING_ESTIMATE_CREATE_DATE, 121) AS DRAWING_ESTIMATE_CREATE_DATE/* 작성일 */
+            , CONVERT(VARCHAR(10), A.LAST_EDIT_DATETIME, 121) AS DRAWING_ESTIMATE_CREATE_DATE/* 작성일 */
             , A.CAPACITY /* 시스템 용량 */
             , A.SNOWFALL/* 적설조건 */
             , ISNULL(C1.CODE_NM, '') AS STANDARD_WIND_SPEED_ID/* 풍속조건명 */