diff --git a/modules/core/nginx.nix b/modules/core/nginx.nix
index 36e596e..477663c 100644
--- a/modules/core/nginx.nix
+++ b/modules/core/nginx.nix
@@ -7,14 +7,10 @@
         ({ name, ... }: {
           enableACME = true;
           forceSSL = true;
-          # enable http3 for all hosts
-          quic = true;
-          http3 = true;
           # split up nginx access logs per vhost
           extraConfig = ''
             access_log /var/log/nginx/${name}_access.log;
             error_log /var/log/nginx/${name}_error.log;
-            add_header Alt-Svc 'h3=":443"; ma=86400';
           '';
         })
       );
@@ -26,7 +22,6 @@
     networking.firewall.allowedUDPPorts = [ 443 ];
     services.nginx = {
       enable = true;
-      package = pkgs.nginxQuic;
       additionalModules = [ pkgs.nginxModules.pam ];
       recommendedProxySettings = true;
       recommendedGzipSettings = true;
diff --git a/modules/web/fsrewsp.nix b/modules/web/fsrewsp.nix
index f8f0799..57ad6bb 100644
--- a/modules/web/fsrewsp.nix
+++ b/modules/web/fsrewsp.nix
@@ -43,7 +43,6 @@ in
       root = "/srv/web/fsrewsp";
       extraConfig = ''
         index index.php index.html;
-        fastcgi_param HTTP_HOST $host;
       '';
 
       locations = {
diff --git a/modules/web/nightline.nix b/modules/web/nightline.nix
index 0e264a4..9cff390 100644
--- a/modules/web/nightline.nix
+++ b/modules/web/nightline.nix
@@ -40,7 +40,6 @@ in
       root = "/srv/web/nightline";
       extraConfig = ''
         index index.php index.html;
-        fastcgi_param HTTP_HOST $host;
       '';
 
       locations = {