diff --git a/docs/en/changes/changes.md b/docs/en/changes/changes.md
index a20da16af5..d1ca54287a 100644
--- a/docs/en/changes/changes.md
+++ b/docs/en/changes/changes.md
@@ -21,6 +21,11 @@
 #### UI
 * Revert: cpm5d function. This feature is cancelled from backend.
 * Fix: alerting link breaks on the topology.
+* Refactor Topology widget to make it more hierarchical.
+  1. Choose `User` as the first node.
+  2. If `User` node is absent, choose the busiest node(which has the most calls of all).
+  3. Do a left-to-right flow process.
+  4. At the same level, list nodes from top to bottom in alphabetical order.
 
 #### Documentation
 
diff --git a/skywalking-ui b/skywalking-ui
index 8031c1b463..449dccdf36 160000
--- a/skywalking-ui
+++ b/skywalking-ui
@@ -1 +1 @@
-Subproject commit 8031c1b463cc98a2e1785c6e20867e0a91efe5c0
+Subproject commit 449dccdf366fbcbefdd56f36c13db197ed5bd9d9