diff --git a/src/main/resources/mappers/estimate/estimateMapper.xml b/src/main/resources/mappers/estimate/estimateMapper.xml
index a7b88f57..49dc983c 100644
--- a/src/main/resources/mappers/estimate/estimateMapper.xml
+++ b/src/main/resources/mappers/estimate/estimateMapper.xml
@@ -130,7 +130,7 @@
                 ON O.OBJECT_NO = OI.OBJECT_NO
             LEFT OUTER JOIN M_PREFECTURE MP WITH (NOLOCK)
                 ON O.PREF_ID = MP.PREF_ID
-            LEFT OUTER JOIN M_PREFECTURE_AREA MPA WITH (NOLOCK)
+            LEFT OUTER JOIN T_SIMULATION_AREA MPA WITH (NOLOCK)
                 ON O.PREF_ID = MPA.PREF_ID
                 AND OI.AREA_ID = MPA.AREA_ID
             LEFT OUTER JOIN M_COMM_L C1 WITH (NOLOCK)
diff --git a/src/main/resources/mappers/object/objectMapper.xml b/src/main/resources/mappers/object/objectMapper.xml
index bbf7ae35..0acf3be1 100644
--- a/src/main/resources/mappers/object/objectMapper.xml
+++ b/src/main/resources/mappers/object/objectMapper.xml
@@ -17,7 +17,7 @@
               A.AREA_ID
             , A.PREF_ID
             , A.AREA_NAME AS PREF_NAME
-        FROM M_PREFECTURE_AREA A WITH (NOLOCK)
+        FROM T_SIMULATION_AREA A WITH (NOLOCK)
         WHERE A.PREF_ID = #{prefId}
         ORDER BY A.AREA_ID ASC
     </select>
@@ -392,7 +392,7 @@
             ON O.SALE_STORE_ID = S.SALE_STORE_ID
         LEFT OUTER JOIN M_PREFECTURE P
             ON O.PREF_ID = P.PREF_ID
-        LEFT OUTER JOIN M_PREFECTURE_AREA PA
+        LEFT OUTER JOIN T_SIMULATION_AREA PA
             ON OI.AREA_ID = PA.AREA_ID
         WHERE O.OBJECT_NO  = #{objectNo}
             AND OI.SOURCE_ORIGIN = 'QCAST_III'
diff --git a/src/main/resources/mappers/pwrGnrSimulation/pwrGnrSimMapper.xml b/src/main/resources/mappers/pwrGnrSimulation/pwrGnrSimMapper.xml
index 41c79768..938ea268 100644
--- a/src/main/resources/mappers/pwrGnrSimulation/pwrGnrSimMapper.xml
+++ b/src/main/resources/mappers/pwrGnrSimulation/pwrGnrSimMapper.xml
@@ -15,8 +15,8 @@
             , ISNULL(C1.CODE_NM, '') AS STANDARD_WIND_SPEED_ID/* 풍속조건명 */
             , B.PREF_ID  /* 도도부현 */
             , (SELECT PREF_NAME FROM M_PREFECTURE WHERE PREF_ID = B.PREF_ID ) AS PREF_NAME
-            , (SELECT SIMULATION_NO FROM T_SIMULATION_AREA AS S WHERE S.AREA_ID = B1.AREA_ID) AS AREA_ID/* 일사량 관측지점 */
-            , (SELECT AREA_NAME FROM M_PREFECTURE_AREA WHERE AREA_ID = B1.AREA_ID ) AS AREA_NAME
+            , B1.AREA_ID  /* 일사량 관측지점 */
+            , (SELECT AREA_NAME FROM T_SIMULATION_AREA WHERE AREA_ID = B1.AREA_ID ) AS AREA_NAME
         FROM T_PLAN A WITH (NOLOCK)
         INNER JOIN T_PLAN_INFO A1 WITH (NOLOCK)
             ON A.OBJECT_NO = A1.OBJECT_NO