diff --git a/pkgs/os-specific/linux/mkinitrd/builder.sh b/pkgs/os-specific/linux/mkinitrd/builder.sh
new file mode 100644
index 000000000000..951c0cdc478e
--- /dev/null
+++ b/pkgs/os-specific/linux/mkinitrd/builder.sh
@@ -0,0 +1,5 @@
+source $stdenv/setup
+
+export BUILDROOT=$out
+
+genericBuild
diff --git a/pkgs/os-specific/linux/mkinitrd/default.nix b/pkgs/os-specific/linux/mkinitrd/default.nix
new file mode 100644
index 000000000000..2849155af4df
--- /dev/null
+++ b/pkgs/os-specific/linux/mkinitrd/default.nix
@@ -0,0 +1,14 @@
+{stdenv, fetchurl, popt}:
+
+# Red Hat mkinitrd
+
+stdenv.mkDerivation {
+  builder = ./builder.sh;
+  name = "mkinitrd-4.2.15";
+  src = fetchurl {
+    url = http://losser.st-lab.cs.uu.nl/~armijn/.nix/mkinitrd-4.2.15.tar.bz2;
+    md5 = "2f707784c460613357343ab5ce8b3aad";
+  };
+
+  buildInputs = [popt];
+}