diff --git a/docker/nginx-default.conf.template b/docker/nginx-default.conf.template
index 31bc753..ee2a653 100644
--- a/docker/nginx-default.conf.template
+++ b/docker/nginx-default.conf.template
@@ -123,6 +123,7 @@ server {
     }
 
     location /robots.txt {
+        proxy_set_header X-Client-Host $host;
         proxy_pass https://backend.casper.network/cce/robots;
     }