diff --git a/doc/index.mdwn b/doc/index.mdwn
index ddf1ecd84..f8ae4eff3 100644
--- a/doc/index.mdwn
+++ b/doc/index.mdwn
@@ -26,4 +26,4 @@ The [[RoadMap]] describes where the project is going.
 can be submitted and tracked using this wiki.
 
 Ikiwiki is developed by [[Joey]] and many contributors,
-and is [[FreeSoftware]].
+and is [[FreeSoftware]] [[http://didaudidau.vn/ve-may-bay/|Ve may bay]].