diff --git a/server/conf/nginx_vhost.conf.master b/server/conf/nginx_vhost.conf.master
index bc09c4293751e3897d8c9e8188b0eb68d0884ed9..4d6ee600fa8663030c3a514cd710628f157dd2ce 100644
--- a/server/conf/nginx_vhost.conf.master
+++ b/server/conf/nginx_vhost.conf.master
@@ -143,6 +143,7 @@ server {
 		location ^~ /.well-known/acme-challenge/ {
 			access_log off;
 			log_not_found off;
+			auth_basic off;
 			root /usr/local/ispconfig/interface/acme/;
 			autoindex off;
 			index index.html;