diff --git a/content/welcome.article b/content/welcome.article
index 3e0b595..51aa919 100644
--- a/content/welcome.article
+++ b/content/welcome.article
@@ -47,6 +47,7 @@
 
 The tour is available in other languages:
 
+- [[https://go-tour-ar.appspot.com/][Arabic — العربية]]
 - [[https://go-tour-br.appspot.com/][Brazilian Portuguese — Português do Brasil]]
 - [[https://go-tour-ca.appspot.com/][Catalan — Català]]
 - [[https://tour.go-zh.org/][Simplified Chinese — 中文（简体）]]