diff --git a/src/components/floor-plan/modal/outerlinesetting/OuterLineWall.jsx b/src/components/floor-plan/modal/outerlinesetting/OuterLineWall.jsx
index f318331e..ba50f80d 100644
--- a/src/components/floor-plan/modal/outerlinesetting/OuterLineWall.jsx
+++ b/src/components/floor-plan/modal/outerlinesetting/OuterLineWall.jsx
@@ -388,6 +388,9 @@ export default function OuterLineWall(props) {
   }
 
   const handleFix = () => {
+    if (points.length < 3) {
+      return
+    }
     setPoints((prev) => {
       if (prev.length === 0) {
         return []
@@ -498,10 +501,10 @@ export default function OuterLineWall(props) {
               <></>
             )}
             <div className="flex-check-box for2 btn">
-              <button className="arr-btn dark" onClick={handleFix}>
+              <button className={`arr-btn dark ${points.length >= 3 ? 'act' : ''}`} onClick={handleFix}>
                 <span>{getMessage('modal.cover.outline.fix')}</span>
               </button>
-              <button className="arr-btn dark act" onClick={handleRollback}>
+              <button className={`arr-btn dark ${points.length >= 1 ? 'act' : ''}`} onClick={handleRollback}>
                 <span>{getMessage('modal.cover.outline.rollback')}</span>
               </button>
               <button className="arr-btn dark">