diff --git a/server/conf/nginx_vhost.conf.master b/server/conf/nginx_vhost.conf.master
index 63c926035415703e6e86adcd0f45c00d1efe2a62..d46da535cae2adc282797dfe7b83a9048b1c4a26 100644
--- a/server/conf/nginx_vhost.conf.master
+++ b/server/conf/nginx_vhost.conf.master
@@ -128,6 +128,7 @@ 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;