diff --git a/configs/sputnik/nginx.nix b/configs/sputnik/nginx.nix
index a2be921..b06ebec 100644
--- a/configs/sputnik/nginx.nix
+++ b/configs/sputnik/nginx.nix
@@ -5,6 +5,7 @@
 
   services.nginx = {
     enable = true;
+    recommendedProxySettings = true;
     virtualHosts = {
 
       "git.ingolf-wagner.de" = {
@@ -201,12 +202,6 @@
         locations."/" = {
           proxyPass = "http://workhorse.private:3030";
           extraConfig = ''
-            proxy_set_header   Host $host;
-            proxy_set_header   X-Real-IP $remote_addr;
-            proxy_set_header   X-Forwarded-For $proxy_add_x_forwarded_for;
-            proxy_set_header   X-Forwarded-Host $server_name;
-            proxy_set_header   X-Forwarded-Proto https;
-
             sub_filter "http://seafile.gaykraft.com" "https://seafile.gaykraft.com";
 
             # used for view/edit office file via Office Online Server
diff --git a/configs/workhorse/nextcloud.nix b/configs/workhorse/nextcloud.nix
index d04f955..e9093d8 100644
--- a/configs/workhorse/nextcloud.nix
+++ b/configs/workhorse/nextcloud.nix
@@ -1,6 +1,5 @@
 { pkgs, ... }: {
 
-
   # setup nextcloud in a container
   containers.nextcloud = {
     bindMounts = {
@@ -56,12 +55,26 @@
   # host nginx setup
   services.nginx = {
     enable = true;
+    recommendedProxySettings = true;
     virtualHosts = {
       "nextcloud.workhorse.private" = {
+        serverAliases =
+          [ "nextcloud.ingolf-wagner.de" "nextcloud.gaykraft.com" ];
         locations."/" = {
           proxyPass = "http://192.168.100.11";
           extraConfig = ''
+
+            # rewrite response bodies
+            # -----------------------
             sub_filter "192.168.100.11" "nextcloud.workhorse.private";
+
+            # rewrite redirects
+            # -----------------
+            #proxy_redirect http://192.168.100.11:80/ http://$host:$server_port/;
+            #proxy_redirect 192.168.100.11 nextcloud.workhorse.private;
+
+            # allow big uploads
+            # -----------------
             client_max_body_size 0;
           '';
         };