diff --git a/src/com/pms/mapper/partMng.xml b/src/com/pms/mapper/partMng.xml
index ef4ce06..e591554 100644
--- a/src/com/pms/mapper/partMng.xml
+++ b/src/com/pms/mapper/partMng.xml
@@ -6447,14 +6447,9 @@ SELECT T1.LEV, T1.BOM_REPORT_OBJID, T1.ROOT_PART_NO, T1.PATH, T1.LEAF, T2.*
 			BT.ITEM_QTY,
 			BT.QTY AS P_QTY,
 			BT.SEQ,
-			-- LEAF 계산 (역전개: 하위 항목이 있는지 체크 - 정전개와 동일)
-			(
-				SELECT CASE WHEN COUNT(*) > 0 THEN 0 ELSE 1 END
-				FROM BOM_PART_QTY BPQ2
-				WHERE BPQ2.PARENT_OBJID = BT.CHILD_OBJID
-				  AND BPQ2.BOM_REPORT_OBJID = BT.BOM_REPORT_OBJID
-				  AND COALESCE(BPQ2.STATUS, '') NOT IN ('deleting', 'deleted')
-			) AS LEAF,
+			-- LEAF 계산 (역전개: 검색 시작점만 LEAF = 1, 나머지는 0)
+			-- 검색 시작점은 LEV = 1 (역순 표시하면 MAX_LEVEL)
+			CASE WHEN BT.LEV = 1 THEN 1 ELSE 0 END AS LEAF,
 			-- PART 정보
 			PM.OBJID AS PART_OBJID,
 			PM.PART_NO,