diff --git a/packages/core/useElementByPoint/index.ts b/packages/core/useElementByPoint/index.ts
index 8e29da2d15d..0e067223b62 100644
--- a/packages/core/useElementByPoint/index.ts
+++ b/packages/core/useElementByPoint/index.ts
@@ -2,8 +2,10 @@ import { ref } from 'vue-demi'
 import type { MaybeComputedRef } from '@vueuse/shared'
 import { resolveUnref } from '@vueuse/shared'
 import { useRafFn } from '../useRafFn'
+import type { ConfigurableDocument } from '../_configurable'
+import { defaultDocument } from '../_configurable'
 
-export interface UseElementByPointOptions {
+export interface UseElementByPointOptions extends ConfigurableDocument {
   x: MaybeComputedRef<number>
   y: MaybeComputedRef<number>
 }
@@ -17,10 +19,10 @@ export interface UseElementByPointOptions {
 export function useElementByPoint(options: UseElementByPointOptions) {
   const element = ref<HTMLElement | null>(null)
 
-  const { x, y } = options
+  const { x, y, document = defaultDocument } = options
 
   const controls = useRafFn(() => {
-    element.value = document.elementFromPoint(resolveUnref(x), resolveUnref(y)) as HTMLElement | null
+    element.value = (document?.elementFromPoint(resolveUnref(x), resolveUnref(y)) || null) as HTMLElement | null
   })
 
   return {
diff --git a/packages/guide/config.md b/packages/guide/config.md
index 35bba7da2b8..5793c469285 100644
--- a/packages/guide/config.md
+++ b/packages/guide/config.md
@@ -69,7 +69,7 @@ const parentMousePos = useMouse({ window: window.parent })
 const iframe = document.querySelect('#my-iframe')
 
 // accessing child context
-const childMousePos = useMouse({ window: iframe.contextWindow })
+const childMousePos = useMouse({ window: iframe.contentWindow })
 ```
 
 ```ts