diff --git a/changelog.md b/changelog.md
index 4865f27b5..f1f088975 100644
--- a/changelog.md
+++ b/changelog.md
@@ -1,4 +1,7 @@
 # 更新日志
+2.0(2020-09)
+- BI.Tree.traversal方法迭代函数增加父节点参数
+
 2.0(2020-08)
 - bi.sign_editor支持显示值居左/居中/居右显示
 - bi.iframe新增EVENT_LOADED事件
diff --git a/src/core/utils/tree.js b/src/core/utils/tree.js
index 43448967d..44c258461 100644
--- a/src/core/utils/tree.js
+++ b/src/core/utils/tree.js
@@ -500,17 +500,17 @@
             
         },
 
-        traversal: function (array, callback) {
+        traversal: function (array, callback, pNode) {
             if (BI.isNull(array)) {
                 return;
             }
             var self = this;
             BI.some(array, function (i, item) {
-                if (callback(i, item) === false) {
+                if (callback(i, item, pNode) === false) {
                     return true;
                 }
-                self.traversal(item.children, callback);
+                self.traversal(item.children, callback, item);
             });
         }
     });
-})();
\ No newline at end of file
+})();