diff --git a/src/hooks/web/useNow.ts b/src/hooks/web/useNow.ts
index 09d3176..a4635d8 100644
--- a/src/hooks/web/useNow.ts
+++ b/src/hooks/web/useNow.ts
@@ -1,4 +1,4 @@
-import { dateUtil } from '@/utils/dateUtil'
+import dayjs from 'dayjs'
 import { reactive, toRefs } from 'vue'
 import { tryOnMounted, tryOnUnmounted } from '@vueuse/core'
 
@@ -17,7 +17,7 @@ export const useNow = (immediate = true) => {
   })
 
   const update = () => {
-    const now = dateUtil()
+    const now = dayjs()
 
     const h = now.format('HH')
     const m = now.format('mm')
diff --git a/types/global.d.ts b/types/global.d.ts
index 5e29268..0f66633 100644
--- a/types/global.d.ts
+++ b/types/global.d.ts
@@ -1,4 +1,4 @@
-export {}
+export { }
 declare global {
   interface Fn<T = any> {
     (...arg: T[]): T
@@ -14,6 +14,9 @@ declare global {
 
   type LocaleType = 'zh-CN' | 'en'
 
+  declare type TimeoutHandle = ReturnType<typeof setTimeout>
+  declare type IntervalHandle = ReturnType<typeof setInterval>
+
   type AxiosHeaders =
     | 'application/json'
     | 'application/x-www-form-urlencoded'