diff --git a/bench/templates/nginx.conf b/bench/templates/nginx.conf
index def51464..33bbe88f 100644
--- a/bench/templates/nginx.conf
+++ b/bench/templates/nginx.conf
@@ -33,6 +33,8 @@ upstream frappe {
 			proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
 			{% if not dns_multitenant %}
 			proxy_set_header Host {{ site.name }};
+			{% else %}
+			proxy_set_header Host $host;
 			{% endif %}
 			proxy_set_header X-Use-X-Accel-Redirect True;
 			proxy_read_timeout {{http_timeout}};