diff --git a/ops/nixos/lib/fup.nix b/ops/nixos/lib/fup.nix
index 5f95231e5f..cf8c35c71e 100644
--- a/ops/nixos/lib/fup.nix
+++ b/ops/nixos/lib/fup.nix
@@ -41,6 +41,11 @@ in
         forceSSL = true;
         locations."/" = {
           proxyPass = "http://unix:${sock}";
+          extraConfig = ''
+            proxy_redirect off;
+            client_max_body_size 0;
+            proxy_buffering off;
+          '';
         };
       };
     };