diff --git a/app/javascript/mastodon/locales/es-MX.json b/app/javascript/mastodon/locales/es-MX.json
index ca00642482..557672c7a3 100644
--- a/app/javascript/mastodon/locales/es-MX.json
+++ b/app/javascript/mastodon/locales/es-MX.json
@@ -385,6 +385,7 @@
   "mute_modal.hide_notifications": "Ocultar notificaciones de este usuario?",
   "mute_modal.indefinite": "Indefinida",
   "navigation_bar.about": "Acerca de",
+  "navigation_bar.advanced_interface": "Abrir en interfaz web avanzada",
   "navigation_bar.blocks": "Usuarios bloqueados",
   "navigation_bar.bookmarks": "Marcadores",
   "navigation_bar.community_timeline": "Historia local",