diff --git a/packages/nuxt/src/head/module.ts b/packages/nuxt/src/head/module.ts
index f366bb4aea..a8dcccbdae 100644
--- a/packages/nuxt/src/head/module.ts
+++ b/packages/nuxt/src/head/module.ts
@@ -1,5 +1,5 @@
 import { resolve } from 'pathe'
-import { addPlugin, addTemplate, defineNuxtModule, isNuxt3 } from '@nuxt/kit'
+import { addPlugin, addTemplate, defineNuxtModule } from '@nuxt/kit'
 import defu from 'defu'
 import { distDir } from '../dirs'
 import type { MetaObject } from './runtime'
@@ -31,7 +31,7 @@ export default defineNuxtModule({
     // Add global meta configuration
     addTemplate({
       filename: 'meta.config.mjs',
-      getContents: () => 'export default ' + JSON.stringify({ globalMeta, mixinKey: isNuxt3() ? 'created' : 'setup' })
+      getContents: () => 'export default ' + JSON.stringify({ globalMeta })
     })
 
     // Add generic plugin
diff --git a/packages/nuxt/src/head/runtime/plugin.ts b/packages/nuxt/src/head/runtime/plugin.ts
index d3b3c4291a..4cad862bf1 100644
--- a/packages/nuxt/src/head/runtime/plugin.ts
+++ b/packages/nuxt/src/head/runtime/plugin.ts
@@ -1,4 +1,4 @@
-import { computed, getCurrentInstance } from 'vue'
+import { computed, getCurrentInstance, markRaw } from 'vue'
 import * as Components from './components'
 import { useHead } from './composables'
 import { defineNuxtPlugin, useNuxtApp } from '#app'
@@ -11,11 +11,11 @@ declare module 'vue' {
 }
 
 const metaMixin = {
-  [metaConfig.mixinKey] () {
+  created () {
     const instance = getCurrentInstance()
     if (!instance) { return }
 
-    const options = instance.type || /* nuxt2 */ instance.proxy?.$options
+    const options = instance.type
     if (!options || !('head' in options)) { return }
 
     const nuxtApp = useNuxtApp()
@@ -28,7 +28,7 @@ const metaMixin = {
 }
 
 export default defineNuxtPlugin((nuxtApp) => {
-  useHead(metaConfig.globalMeta)
+  useHead(markRaw(metaConfig.globalMeta))
 
   nuxtApp.vueApp.mixin(metaMixin)