diff --git a/README.md b/README.md
index 292b9bf2..e2553fcc 100644
--- a/README.md
+++ b/README.md
@@ -8,7 +8,8 @@ Language: 中文 / [English](README-en.md)
 
 ## v0.1.7即将更新
 
-1. 修复属性面板修改名称无法及时响应问题。
+1. 修复属性面板修改名称，场景树状图无法及时响应的bug。
+2. 修复属性面板修改名称，无法记住树节点展开状态的bug。
 
 ## v0.1.6更新
 
diff --git a/ShadowEditor.Web/src/editor/sidebar2/HierachyPanel.js b/ShadowEditor.Web/src/editor/sidebar2/HierachyPanel.js
index 23ff1d00..4c56bc7b 100644
--- a/ShadowEditor.Web/src/editor/sidebar2/HierachyPanel.js
+++ b/ShadowEditor.Web/src/editor/sidebar2/HierachyPanel.js
@@ -41,7 +41,7 @@ HierachyPanel.prototype.render = function () {
 
     this.app.on(`sceneGraphChanged.${this.id}`, this.updateUI.bind(this));
 
-    // bug: https://gitee.com/tengge1/ShadowEditor/issues/ITCCT
+    // bug: https://gitee.com/tengge1/ShadowEditor/issues/ITCA9
     this.app.on(`objectChanged.${this.id}`, this.updateUI.bind(this));
 
     this.app.on(`objectSelected.${this.id}`, this.onObjectSelected.bind(this));
diff --git a/ShadowEditor.Web/src/ui/Tree.js b/ShadowEditor.Web/src/ui/Tree.js
index 329c75aa..384424e3 100644
--- a/ShadowEditor.Web/src/ui/Tree.js
+++ b/ShadowEditor.Web/src/ui/Tree.js
@@ -17,6 +17,7 @@ function Tree(options = {}) {
 
     this._selected = null;
     this._nodes = {}; // value: li
+    this._expands = {}; // value: true/false, 记录每个节点展开关闭状态
 };
 
 Tree.prototype = Object.create(Control.prototype);
@@ -49,7 +50,7 @@ Tree.prototype._createNode = function (data, dom) {
 
     var value = data.value || '';
     var leaf = !Array.isArray(data.children) || data.children.length === 0;
-    var expand = data.expand || false;
+    var expand = data.expand || this._expands[value] === true;
     var draggable = data.draggable || false;
 
     data.leaf = leaf;
@@ -177,6 +178,7 @@ Tree.prototype.expand = function (value) {
     }
 
     data.expand = true;
+    this._expands[data.value] = true;
 
     for (var i = 0; i < li.children.length; i++) {
         var node = li.children[i];
@@ -206,6 +208,7 @@ Tree.prototype.collapse = function (value) {
     }
 
     data.expand = false;
+    this._expands[data.value] = false;
 
     for (var i = 0; i < li.children.length; i++) {
         var node = li.children[i];