diff --git a/app/app.vue b/app/app.vue
index fa4ee3e..1cfa4e4 100644
--- a/app/app.vue
+++ b/app/app.vue
@@ -1,3 +1,10 @@
+<script setup lang="ts">
+const { locale } = useI18n()
+useHead({
+  htmlAttrs: { lang: locale },
+})
+</script>
+
 <template>
   <div>
     <NuxtRouteAnnouncer />