diff --git a/makefu/2configs/udpt.nix b/makefu/2configs/udpt.nix
new file mode 100644
index 000000000..6d55ffaf8
--- /dev/null
+++ b/makefu/2configs/udpt.nix
@@ -0,0 +1,31 @@
+{pkgs, ...}:
+
+let
+  cfgfile = pkgs.writeText "udpt-config" ''
+    [db]
+    driver=sqlite3
+    param=:memory:
+
+    [tracker]
+    is_dynamic=yes
+    port=6969
+    threads=5
+    allow_remotes=yes
+    allow_iana_ips=no
+    announce_interval=1800
+    cleanup_interval=120
+
+    [apiserver]
+    enable=yes
+
+    [logging]
+    filename=-
+    level=warning
+  '';
+in {
+  makefu.udpt = {
+    enable = true;
+    inherit cfgfile;
+  };
+
+}