diff --git a/nixos/modules/services/web-servers/nginx/default.nix b/nixos/modules/services/web-servers/nginx/default.nix
index e48e9b6cfd8..b2bcb737a8f 100644
--- a/nixos/modules/services/web-servers/nginx/default.nix
+++ b/nixos/modules/services/web-servers/nginx/default.nix
@@ -82,8 +82,10 @@ let
           location /.well-known/acme-challenge {
             try_files $uri @acme-fallback;
             root ${vhost.acmeRoot};
+            auth_basic off;
           }
           location @acme-fallback {
+            auth_basic off;
             proxy_pass http://${vhost.acmeFallbackHost};
           }
         '';