diff --git a/miniapp/pages/index/index.wxml b/miniapp/pages/index/index.wxml
index e11661a..9556135 100644
--- a/miniapp/pages/index/index.wxml
+++ b/miniapp/pages/index/index.wxml
@@ -1,7 +1,7 @@
 <view class="page">
   <view class="header">
     <image class="logo" src="/assets/icons/webicon.png" mode="aspectFill" />
-    <image class="title" src="/assets/icons/星程字体转换.svg" mode="widthFix" />
+    <image class="title" src="/assets/icons/星程桑基图.svg" mode="widthFix" />
   </view>
 
   <view class="toolbar">
diff --git a/src/App.vue b/src/App.vue
index f39768d..16bd73f 100644
--- a/src/App.vue
+++ b/src/App.vue
@@ -213,7 +213,7 @@ import {
   type SankeyBuildResult
 } from './core';
 import iconWebLogo from '../assets/icons/webicon.png';
-import iconTitle from '../assets/icons/星程字体转换.svg';
+import iconTitle from '../assets/icons/星程桑基图.svg';
 import iconChooseColor from '../assets/icons/choose-color.svg';
 import iconUpload from '../assets/icons/upload.svg';
 import iconExport from '../assets/icons/export.svg';