diff --git a/packages/shared/utils/is.ts b/packages/shared/utils/is.ts
index 3e485c593d3..326f99e3c0f 100644
--- a/packages/shared/utils/is.ts
+++ b/packages/shared/utils/is.ts
@@ -1,4 +1,6 @@
 /* eslint-disable antfu/top-level-function */
+export { isPlainObject as isObject } from '@vue/shared'
+export { NOOP as noop } from '@vue/shared'
 export const isClient = typeof window !== 'undefined' && typeof document !== 'undefined'
 export const isWorker = typeof WorkerGlobalScope !== 'undefined' && globalThis instanceof WorkerGlobalScope
 export const isDef = <T = any>(val?: T): val is T => typeof val !== 'undefined'
@@ -7,13 +9,9 @@ export const assert = (condition: boolean, ...infos: any[]) => {
   if (!condition)
     console.warn(...infos)
 }
-const toString = Object.prototype.toString
-export const isObject = (val: any): val is object =>
-  toString.call(val) === '[object Object]'
 export const now = () => Date.now()
 export const timestamp = () => +Date.now()
 export const clamp = (n: number, min: number, max: number) => Math.min(max, Math.max(min, n))
-export const noop = () => {}
 export const rand = (min: number, max: number) => {
   min = Math.ceil(min)
   max = Math.floor(max)