diff --git a/machines/rubusidaeus/default.nix b/machines/rubusidaeus/default.nix
index 4915451..3a20272 100644
--- a/machines/rubusidaeus/default.nix
+++ b/machines/rubusidaeus/default.nix
@@ -27,7 +27,10 @@ in {
     virtualisation.enable = false;
     yggdrasil-peer.enable = true;
 
-    server = { ivabus-dev.enable = true; };
+    server = {
+      ivabus-dev.enable = true;
+      slides-ivabus-dev.enable = true;
+    };
   };
 
   my.users = {
@@ -83,12 +86,6 @@ in {
       forceSSL = true;
       http3 = true;
     };
-    virtualHosts."slides.ivabus.dev" = {
-      locations."/".proxyPass = "http://${secrets.maas-address}:80";
-      enableACME = true;
-      forceSSL = true;
-      http3 = true;
-    };
     virtualHosts."git.ivabus.dev" = {
       locations."/".proxyPass = "http://${secrets.maas-address}:3000";
       enableACME = true;
diff --git a/pkgs/slides-ivabus-dev.nix b/pkgs/slides-ivabus-dev.nix
new file mode 100644
index 0000000..2a4cd99
--- /dev/null
+++ b/pkgs/slides-ivabus-dev.nix
@@ -0,0 +1,20 @@
+{ pkgs ? import <nixpkgs> { }, ... }:
+let
+  version = "107f8e0d7e02449bc47bbc6fb03f7d1ce2fae60b";
+  repo = builtins.fetchGit {
+    url = "https://github.com/ivabus/slides.ivabus.dev";
+    rev = version;
+  };
+in pkgs.stdenv.mkDerivation {
+  inherit version;
+  name = "slides-ivabus-dev";
+  src = repo;
+
+  buildInputs = [ ];
+  nativeBuildInputs = with pkgs; [ rsync ];
+
+  installPhase = ''
+    mkdir -p $out
+    rsync -a . $out/ --exclude README.md --exclude LICENSE
+  '';
+}
diff --git a/roles/default.nix b/roles/default.nix
index 7d4c506..e1d12b2 100644
--- a/roles/default.nix
+++ b/roles/default.nix
@@ -15,5 +15,6 @@
 
     ./server/nginx.nix
     ./server/ivabus-dev.nix
+    ./server/slides-ivabus-dev.nix
   ];
 }
diff --git a/roles/server/slides-ivabus-dev.nix b/roles/server/slides-ivabus-dev.nix
new file mode 100644
index 0000000..77dbb68
--- /dev/null
+++ b/roles/server/slides-ivabus-dev.nix
@@ -0,0 +1,22 @@
+{ config, lib, pkgs, ... }:
+let cfg = config.my.roles.server.slides-ivabus-dev;
+in {
+  options.my.roles.server.slides-ivabus-dev.enable =
+    lib.mkEnableOption "Serve slides.ivabus.dev";
+  config = lib.mkIf (cfg.enable) {
+    my.roles.server.nginx.enable = true;
+    services.nginx = {
+      virtualHosts."slides.ivabus.dev" = {
+        forceSSL = true;
+        enableACME = true;
+        http3 = true;
+
+        root = pkgs.callPackage ../../pkgs/slides-ivabus-dev.nix { };
+
+        extraConfig = ''
+          error_page 404 /404.html;
+        '';
+      };
+    };
+  };
+}