diff --git a/0tests/data/secrets/bureautomation/citadel.nix b/0tests/data/secrets/bureautomation/citadel.nix
new file mode 100644
index 0000000..b443310
--- /dev/null
+++ b/0tests/data/secrets/bureautomation/citadel.nix
@@ -0,0 +1,4 @@
+{
+  MATRIX_TOKEN="a";
+  MATRIX_ID="b";
+}
diff --git a/2configs/git/cgit-retiolum.nix b/2configs/git/cgit-retiolum.nix
index 6399946..3e3ef09 100644
--- a/2configs/git/cgit-retiolum.nix
+++ b/2configs/git/cgit-retiolum.nix
@@ -19,6 +19,7 @@ let
       cgit.desc = "Yet Another Check-Out System";
     };
     ebk-notify.cgit.desc = "Ebay Kleinanzeigen Notify";
+    kalauerbot.cgit.desc = "Kalauer König";
   };
 
   krebs-repos = mapAttrs make-krebs-repo {
diff --git a/5pkgs/hactool/default.nix b/5pkgs/hactool/default.nix
new file mode 100644
index 0000000..fc6f17a
--- /dev/null
+++ b/5pkgs/hactool/default.nix
@@ -0,0 +1,30 @@
+{ lib, stdenv,  fetchFromGitHub
+}:
+stdenv.mkDerivation rec {
+  pname = "hactool";
+  name = "${pname}-${version}";
+  version = "1.4.0";
+
+  src = fetchFromGitHub {
+    owner = "SciresM";
+    repo = "hactool";
+    rev = version;
+    sha256 = "0305ngsnwm8npzgyhyifasi4l802xnfz19r0kbzzniirmcn4082d";
+  };
+  preBuild = ''
+    cp config.mk.template config.mk
+  '';
+  installPhase = ''
+    install -D hactool $out/bin/hactool
+  '';
+  buildInputs = [ ];
+  nativeBuildInputs = [ ];
+
+  meta = {
+    description = "PulseAudio volumene meter";
+    homepage = http://0pointer.de/lennart/projects/pavumeter;
+    license = stdenv.lib.licenses.gpl2;
+    platforms = stdenv.lib.platforms.linux;
+    maintainers = with stdenv.lib.maintainers; [ makefu ];
+  };
+}