diff --git a/tt-rss.subdomain.conf.sample b/tt-rss.subdomain.conf.sample
index bc6a66c..8ab6fd9 100644
--- a/tt-rss.subdomain.conf.sample
+++ b/tt-rss.subdomain.conf.sample
@@ -4,7 +4,7 @@
 server {
     listen 80;
         server_name tt-rss.*;
-        return 301 https://$server_name$request_uri;
+        return 301 https://$host$request_uri;
 }
 
 server {