diff --git a/nuxt.config.ts b/nuxt.config.ts
index 1471632..55060d5 100644
--- a/nuxt.config.ts
+++ b/nuxt.config.ts
@@ -4,6 +4,9 @@ export default defineNuxtConfig({
   app: {
     head: {
       title: 'KPTL',
+      htmlAttrs: {
+        prefix: 'og: http://ogp.me/ns#',
+      },
       meta: [
         {
           name: 'description',