diff --git a/src/times.tsx b/src/times.tsx
index bffc92e..175596a 100644
--- a/src/times.tsx
+++ b/src/times.tsx
@@ -1,5 +1,6 @@
 import { useEffect, useState } from 'preact/hooks'
 import './times.css'
+import type { JSX } from 'preact'
 
 interface TimesPracticeParams {
   maxNum : number