diff --git a/etc/nginx/sites-enabled/default b/etc/nginx/sites-enabled/default
index 2f88a0f..dd0c2bf 100644
--- a/etc/nginx/sites-enabled/default
+++ b/etc/nginx/sites-enabled/default
@@ -124,11 +124,11 @@ server {
         set $spawner_service_tcp_port           29786;
 	set $signalling_service_tcp_port        29787; 
 
-	# use env var
-	set_by_lua $my_speedtest       'return os.getenv("SPEEDTEST_FQDN")';
-        set_by_lua $my_proxy           'return os.getenv("PYOS_FQDN")';
-        set_by_lua $my_console         'return os.getenv("CONSOLE_FQDN")';
-        set_by_lua $my_website         'return os.getenv("WEBSITE_FQDN")';
+	# use var get hostname
+	set $my_speedtest 'speedtest';
+        set $my_proxy     'pyos';
+        set $my_console   'console';
+        set $my_website   'website';
 
 	#add header 
 	add_header X-Frame-Options "SAMEORIGIN";