diff --git a/src/common/common.js b/src/common/common.js
index 757dc0e8..4220e5f5 100644
--- a/src/common/common.js
+++ b/src/common/common.js
@@ -218,6 +218,8 @@ export const SAVE_KEY = [
   'originColor',
   'originWidth',
   'originHeight',
+  'skeletonLines',
+  'skeleton'
 ]
 
 export const OBJECT_PROTOTYPE = [fabric.Line.prototype, fabric.Polygon.prototype, fabric.Triangle.prototype, fabric.Group.prototype]