diff --git a/src/hooks/roofcover/useAuxiliaryDrawing.js b/src/hooks/roofcover/useAuxiliaryDrawing.js
index 6023bce8..1510825b 100644
--- a/src/hooks/roofcover/useAuxiliaryDrawing.js
+++ b/src/hooks/roofcover/useAuxiliaryDrawing.js
@@ -849,8 +849,14 @@ export function useAuxiliaryDrawing(id, isUseEffect = true) {
       if (
         lineHistory.current.some(
           (history) =>
-            JSON.stringify(history.startPoint) === JSON.stringify(line.startPoint) &&
-            JSON.stringify(history.endPoint) === JSON.stringify(line.endPoint),
+            (Math.abs(history.startPoint.x - line.startPoint.x) < 2 &&
+              Math.abs(history.startPoint.y - line.startPoint.y) < 2 &&
+              Math.abs(history.endPoint.x - line.endPoint.x) < 2 &&
+              Math.abs(history.endPoint.y - line.endPoint.y) < 2) ||
+            (Math.abs(history.startPoint.x - line.endPoint.x) < 2 &&
+              Math.abs(history.startPoint.y - line.endPoint.y) < 2 &&
+              Math.abs(history.endPoint.x - line.startPoint.x) < 2 &&
+              Math.abs(history.endPoint.y - line.startPoint.y) < 2),
         )
       ) {
         canvas.remove(line)
diff --git a/src/hooks/roofcover/useRoofAllocationSetting.js b/src/hooks/roofcover/useRoofAllocationSetting.js
index fb7d2114..00c17c1d 100644
--- a/src/hooks/roofcover/useRoofAllocationSetting.js
+++ b/src/hooks/roofcover/useRoofAllocationSetting.js
@@ -412,7 +412,7 @@ export function useRoofAllocationSetting(id) {
     })
 
     /** 외곽선 삭제 */
-    const removeTargets = canvas.getObjects().filter((obj) => obj.name === 'outerLinePoint' || obj.name === 'outerLine')
+    const removeTargets = canvas.getObjects().filter((obj) => obj.name === 'outerLinePoint' || obj.name === 'outerLine' || obj.name === 'pitchText')
     removeTargets.forEach((obj) => {
       canvas.remove(obj)
     })