diff --git a/conf/nginx.conf b/conf/nginx.conf
index d38fba3..8cb64c3 100644
--- a/conf/nginx.conf
+++ b/conf/nginx.conf
@@ -22,6 +22,7 @@ location ~ [^/]\.php(/|$) {
     fastcgi_param REMOTE_USER $remote_user;
     fastcgi_param PATH_INFO $fastcgi_path_info;
     fastcgi_param SCRIPT_FILENAME $request_filename;
+    set $args $args&lang=__LANGUAGE__;
   }
 ### End of PHP configuration part