diff --git a/conf/nginx.conf b/conf/nginx.conf
index 7114064..87ee77e 100644
--- a/conf/nginx.conf
+++ b/conf/nginx.conf
@@ -16,7 +16,7 @@ location ^~ YNH_WWW_PATH {
         fastcgi_split_path_info ^(.+.php)(/.+)$;
         fastcgi_pass unix:/var/run/php5-fpm-YNH_WWW_ROOTAPP.sock;
         include fastcgi_params;
-        fastcgi_param SCRIPT_FILENAME $document_root$fastcgi_script_name;
+        fastcgi_param SCRIPT_FILENAME $request_filename;
         fastcgi_param HTTP_PROXY ""; # Fix for https://httpoxy.org/ vulnerability
         fastcgi_index index.php;
         fastcgi_read_timeout 600;