diff --git a/src/pages/Welcome/index.tsx b/src/pages/Welcome/index.tsx
index 857cc22..501f1e7 100644
--- a/src/pages/Welcome/index.tsx
+++ b/src/pages/Welcome/index.tsx
@@ -3,9 +3,11 @@ import { PageContainer, ProCard, StatisticCard } from '@ant-design/pro-component
 import { Card, Statistic } from 'antd';
 import RcResizeObserver from 'rc-resize-observer';
 import { useState } from 'react';
+import type { TinyRingConfig } from '@ant-design/charts';
 
 const percentRing = (percent: number, frontColor: string): React.JSX.Element => {
-  const config = {
+  const TinyRing = Tiny.Ring;
+  const config: TinyRingConfig = {
     percent: percent / 100,
     width: 120,
     height: 120,
@@ -25,7 +27,7 @@ const percentRing = (percent: number, frontColor: string): React.JSX.Element =>
     ],
   };
 
-  return <Tiny.Ring {...config} />;
+  return <TinyRing {...config} />;
 };
 
 interface IndexData {