diff --git a/hosts/koi/configuration.nix b/hosts/koi/configuration.nix
index e20b9fe..bd668bc 100755
--- a/hosts/koi/configuration.nix
+++ b/hosts/koi/configuration.nix
@@ -28,6 +28,7 @@
     ./containers/pds
     ./containers/navidrome
     ./containers/zond
+    ./containers/teisu.nix
     ./containers/bots/pcre-sub-bot.nix
     ./vms/hass.nix
     ./vms/bnuuy.nix
diff --git a/hosts/koi/containers/teisu.nix b/hosts/koi/containers/teisu.nix
new file mode 100644
index 0000000..e7575a3
--- /dev/null
+++ b/hosts/koi/containers/teisu.nix
@@ -0,0 +1,50 @@
+{ abs, config, ... } @ inputs:
+
+let 
+  secrets = import (abs "lib/secrets.nix");
+
+  UID = 1103;
+in {
+  imports = [
+    (secrets.declare [{
+      name = "teisu-env";
+      owner = "teisu";
+    }])
+  ];
+
+  users.users.teisu = {
+    isNormalUser = true;
+    uid = UID;
+  };
+
+  virtualisation.oci-containers.containers.teisu = {
+    image = "ghcr.io/teidesu/tei.su:sha-e6a632c@sha256:1f6da149f278d05136155ff9faa858565dcb5ab66c429cba6839f731879fcf71";
+    volumes = [
+      "/srv/teisu:/app/.runtime"
+    ];
+    environmentFiles = [
+      (secrets.file config "teisu-env")
+    ];
+    user = builtins.toString UID;
+  };
+
+  systemd.tmpfiles.rules = [
+    "d /srv/teisu 0755 teisu teisu -"
+  ];
+
+  services.nginx.virtualHosts."tei.su" = {
+    forceSSL = true;
+    useACMEHost = "tei.su";
+
+    locations."/" = {
+      proxyPass = "http://teisu.docker:4321/";
+    };
+
+    locations."/.well-known/" = {
+      proxyPass = "http://teisu.docker:4321/.well-known/";
+      extraConfig = ''
+        add_header 'Access-Control-Allow-Origin' '*';
+      '';
+    };
+  };
+}
\ No newline at end of file
diff --git a/hosts/koi/containers/zond/default.nix b/hosts/koi/containers/zond/default.nix
index 85473d0..60ab5f9 100644
--- a/hosts/koi/containers/zond/default.nix
+++ b/hosts/koi/containers/zond/default.nix
@@ -2,6 +2,7 @@
 
 {
   # todo - move this from an ad-hoc docker compose to a proper service
+  # todo 2: update UMAMI_HOST in teisu-env
   services.nginx.virtualHosts."zond.tei.su" = {
     forceSSL = true;
     useACMEHost = "tei.su";
diff --git a/hosts/koi/services/phpfront.nix b/hosts/koi/services/phpfront.nix
index fb6f0d3..0490fbc 100644
--- a/hosts/koi/services/phpfront.nix
+++ b/hosts/koi/services/phpfront.nix
@@ -21,7 +21,7 @@
     phpEnv."PATH" = lib.makeBinPath [ pkgs.php ];
   };
 
-  services.nginx.virtualHosts."tei.su" = {
+  services.nginx.virtualHosts."legacy.tei.su" = {
     forceSSL = true;
     useACMEHost = "tei.su";
 
diff --git a/secrets/teisu-env.age b/secrets/teisu-env.age
new file mode 100644
index 0000000..08cb279
Binary files /dev/null and b/secrets/teisu-env.age differ