diff --git a/krebs/5pkgs/retiolum-bootstrap/default.nix b/krebs/5pkgs/retiolum-bootstrap/default.nix
index d3bcc05db..331b1cb7f 100644
--- a/krebs/5pkgs/retiolum-bootstrap/default.nix
+++ b/krebs/5pkgs/retiolum-bootstrap/default.nix
@@ -1,6 +1,29 @@
-{ fetchurl }:
+{ stdenv,lib,fetchurl, ... }:
+with lib;
+stdenv.mkDerivation rec {
+  name = "retiolum-bootstrap";
+  version = "4.2.3";
 
-fetchurl {
-  url = https://raw.githubusercontent.com/krebscode/painload/master/retiolum/scripts/tinc_setup/new_install.sh; 
-  sha256 = "03kmil8q2xm3rdm2jxyah7vww84pw6w01d0c3siid9zpn2j7la9s";
+
+  src = fetchurl {
+    url = https://raw.githubusercontent.com/krebscode/painload/master/retiolum/scripts/tinc_setup/new_install.sh;
+    sha256 = "03kmil8q2xm3rdm2jxyah7vww84pw6w01d0c3siid9zpn2j7la9s";
+  };
+
+  phases = [
+    "installPhase"
+  ];
+
+  installPhase = ''
+    mkdir -p "$out"
+    cp -a ${src} $out/retiolum.sh
+  '';
+
+  meta = {
+    description = "Retiolum boostrap scripts";
+    url = https://github.com/krebscode/painload;
+    license = licenses.wtfpl;
+    platforms = platforms.unix;
+    maintainers = with maintainers; [ makefu ];
+  };
 }