diff --git a/src/hooks/useEvent.js b/src/hooks/useEvent.js
index 748e680a..dfbe492c 100644
--- a/src/hooks/useEvent.js
+++ b/src/hooks/useEvent.js
@@ -129,7 +129,7 @@ export function useEvent() {
     let arrivalPoint = { x: pointer.x, y: pointer.y }
 
     if (adsorptionPointMode) {
-      const roofsPoints = roofs.map((roof) => roof.points).flat()
+      const roofsPoints = roofs.map((roof) => roof.getCurrentPoints()).flat()
       roofAdsorptionPoints.current = [...roofsPoints]
 
       const auxiliaryLines = canvas.getObjects().filter((obj) => obj.name === 'auxiliaryLine')
diff --git a/src/hooks/usePlan.js b/src/hooks/usePlan.js
index ba8776d4..cdb02fef 100644
--- a/src/hooks/usePlan.js
+++ b/src/hooks/usePlan.js
@@ -173,6 +173,13 @@ export function usePlan(params = {}) {
    * @param {boolean} saveAlert - 저장 완료 알림 표시 여부
    */
   const saveCanvas = async (saveAlert = true) => {
+    // 저장 전 선택되어 있는 object 제거
+    const setupSurfaces = canvas.getObjects().filter((obj) => obj.name === POLYGON_TYPE.MODULE_SETUP_SURFACE)
+
+    setupSurfaces.forEach((surface) => {
+      surface.set({ fill: 'rgba(255,255,255,0.1)', strokeDashArray: [10, 4], strokeWidth: 1 })
+    })
+
     const canvasStatus = currentCanvasData('save')
     const result = await putCanvasStatus(canvasStatus, saveAlert)
     //캔버스 저장 완료 후
diff --git a/src/hooks/usePolygon.js b/src/hooks/usePolygon.js
index a1cbc4f0..2ae37440 100644
--- a/src/hooks/usePolygon.js
+++ b/src/hooks/usePolygon.js
@@ -852,7 +852,10 @@ export const usePolygon = () => {
         if (checkLineOverlap(innerLine, polygonLine)) {
           // innerLine의 type을 polygonLine의 type으로 변경
           if (innerLine.attributes && polygonLine.attributes.type) {
-            // polygonLine.need = false
+            // innerLine이 polygonLine보다 긴 경우 polygonLine.need를 false로 변경
+            if (polygonLine.length < innerLine.length) {
+              polygonLine.need = false
+            }
             innerLine.attributes.planeSize = innerLine.attributes.planeSize ?? polygonLine.attributes.planeSize
             innerLine.attributes.actualSize = innerLine.attributes.actualSize ?? polygonLine.attributes.actualSize
             innerLine.attributes.type = polygonLine.attributes.type
@@ -1008,6 +1011,9 @@ export const usePolygon = () => {
         /*const originInnerStroke = innerLine.stroke
         innerLine.set({ stroke: 'red' })
         canvas.renderAll()*/
+        if (checkLineOverlap(line, innerLine)) {
+          return
+        }
         if (isPointOnLine(line, innerLine.startPoint)) {
           canvas.renderAll()
           if (isSamePoint(line.startPoint, innerLine.startPoint) || isSamePoint(line.endPoint, innerLine.startPoint)) {