diff --git a/pkgs/os-specific/linux/iproute/default.nix b/pkgs/os-specific/linux/iproute/default.nix
index be928fa16e1..09e5f1bc5ce 100644
--- a/pkgs/os-specific/linux/iproute/default.nix
+++ b/pkgs/os-specific/linux/iproute/default.nix
@@ -19,8 +19,8 @@ stdenv.mkDerivation rec {
     "DESTDIR="
     "LIBDIR=$(out)/lib"
     "SBINDIR=$(out)/sbin"
-    "DOCDIR=$(out)/share/doc/${name}"
     "MANDIR=$(out)/share/man"
+    "DOCDIR=$(TMPDIR)/share/doc/${name}" # Don't install docs
   ];
 
   buildFlags = [
@@ -36,9 +36,6 @@ stdenv.mkDerivation rec {
 
   enableParallelBuilding = true;
 
-  # Get rid of useless TeX/SGML docs.
-  postInstall = "rm -rf $out/share/doc";
-
   meta = with stdenv.lib; {
     homepage = http://www.linuxfoundation.org/collaborate/workgroups/networking/iproute2;
     description = "A collection of utilities for controlling TCP/IP networking and traffic control in Linux";