diff --git a/src/hooks/usePolygon.js b/src/hooks/usePolygon.js
index f6dbf3ce..a36b0982 100644
--- a/src/hooks/usePolygon.js
+++ b/src/hooks/usePolygon.js
@@ -846,8 +846,8 @@ export const usePolygon = () => {
         if (checkLineOverlap(innerLine, polygonLine)) {
           // innerLine의 type을 polygonLine의 type으로 변경
           if (polygonLine.attributes?.type && innerLine.attributes) {
-            polygonLine.need = false
-            innerLine.attributes = polygonLine.attributes
+            // polygonLine.need = false
+            innerLine.attributes = { ...polygonLine.attributes }
             innerLine.direction = polygonLine.direction
             innerLine.attributes.isStart = true
           }