diff --git a/src/component/Canvas/CanvasEditor/commands/LayerCommands.js b/src/component/Canvas/CanvasEditor/commands/LayerCommands.js
index 2a9503bd..3275365a 100644
--- a/src/component/Canvas/CanvasEditor/commands/LayerCommands.js
+++ b/src/component/Canvas/CanvasEditor/commands/LayerCommands.js
@@ -70,7 +70,7 @@ export class AddLayerCommand extends Command {
 
   undo() {
     // 从图层列表删除该图层
-    this.layers.value = this.beforeLayers;
+    this.layers.value = [...this.beforeLayers];
 
     // 恢复原活动图层
     this.activeLayerId.value = this.oldActiveLayerId;