diff --git a/src/components/fabric/QLine.js b/src/components/fabric/QLine.js
index 65575731..67c02d62 100644
--- a/src/components/fabric/QLine.js
+++ b/src/components/fabric/QLine.js
@@ -15,7 +15,8 @@ export const QLine = fabric.util.createClass(fabric.Line, {
   padding: 5,
   initialize: function (points, options, length = 0) {
     // 소수점 전부 제거
-    points = points.map((point) => Number(point.toFixed(1)))
+
+    points = points.map((point) => Number(point?.toFixed(1)))
 
     this.callSuper('initialize', points, { ...options, selectable: options.selectable ?? true })
     if (options.id) {