diff --git a/krebs/5pkgs/simple/K_belwagen.nix b/krebs/5pkgs/simple/K_belwagen.nix
new file mode 100644
index 000000000..80d377b0c
--- /dev/null
+++ b/krebs/5pkgs/simple/K_belwagen.nix
@@ -0,0 +1,38 @@
+{ lib, pkgs, stdenv }:
+
+stdenv.mkDerivation {
+  pname = "K_belwagen";
+  version = "1.0";
+
+  src = pkgs.painload;
+  sourceRoot = "source/K_belwagen";
+
+  buildInputs = [
+    pkgs.jack1
+    pkgs.pkgconfig
+  ];
+
+  patchPhase = ''
+    sed -i '
+      s@^cd@# &@
+      s@^make@# &@
+      s@^jackd@# &@
+      s@^trap@# &@
+
+      s@^set.*@&\nPATH=${lib.makeBinPath [
+        pkgs.bc
+        pkgs.coreutils
+      ]}; export PATH@
+
+      s@\./a\.out@'"$out"'/lib/a.out@
+    ' alarm
+  '';
+
+  installPhase = ''
+    mkdir -p $out/lib
+    mkdir -p $out/bin
+
+    cp alarm $out/bin
+    cp a.out $out/lib
+  '';
+}
diff --git a/krebs/5pkgs/simple/painload/default.nix b/krebs/5pkgs/simple/painload/default.nix
index 3b1c83b42..e4cb11604 100644
--- a/krebs/5pkgs/simple/painload/default.nix
+++ b/krebs/5pkgs/simple/painload/default.nix
@@ -1,7 +1,9 @@
-{ fetchgit, ... }:
+{ pkgs }:
 
-fetchgit {
-  url = https://github.com/krebs/painload;
-  rev = "c113487f73713a03b1a139b22bb34b86234d0495";
-  sha256 = "1irxklnmvm8wsa70ypjahkr8rfqq7357vcy8r0x1sfncs1hy6gr6";
+pkgs.fetchFromGitHub {
+  owner = "krebs";
+  repo = "painload";
+  rev = "a963b45d5a3921f19189575420cc7f8f946345b5";
+  sha256 = "03q8rxpzy4l9nd4wv0107s0ck3dhfzkfy1rabf8srabkwl0c3vsc";
+  fetchSubmodules = true;
 }