diff --git a/public/robots.txt b/public/robots.txt
index f248bb1ed..b21e7a06e 100644
--- a/public/robots.txt
+++ b/public/robots.txt
@@ -17,3 +17,5 @@ Disallow: /*lat=
 Disallow: /*node=
 Disallow: /*way=
 Disallow: /*relation=
+
+Host: www.openstreetmap.org