diff --git a/pkgs/tools/X11/nx-libs/default.nix b/pkgs/tools/X11/nx-libs/default.nix
index ceb2534e07a..c08a2fd2185 100644
--- a/pkgs/tools/X11/nx-libs/default.nix
+++ b/pkgs/tools/X11/nx-libs/default.nix
@@ -1,5 +1,7 @@
-{ stdenv, autoconf, automake, fetchFromGitHub, libgcc, libjpeg_turbo,
-  libpng, libtool, libxml2, pkgconfig, which, xorg }:
+{ stdenv, autoconf, automake, fetchFromGitHub, libgcc, libjpeg_turbo
+, libpng, libtool, libxml2, pkgconfig, which, xorg
+, libtirpc
+}:
 stdenv.mkDerivation rec {
   pname = "nx-libs";
   version = "3.5.99.24";
@@ -15,7 +17,11 @@ stdenv.mkDerivation rec {
   buildInputs = [ libgcc libjpeg_turbo libpng libxml2 xorg.fontutil
     xorg.libXcomposite xorg.libXdamage xorg.libXdmcp xorg.libXext xorg.libXfont2
     xorg.libXinerama xorg.libXpm xorg.libXrandr xorg.libXtst xorg.pixman
-    xorg.xkbcomp xorg.xkeyboardconfig ];
+    xorg.xkbcomp xorg.xkeyboardconfig libtirpc
+  ];
+
+  NIX_CFLAGS_COMPILE = [ "-I${libtirpc.dev}/include/tirpc" ];
+  NIX_LDFLAGS = [ "-ltirpc" ];
 
   enableParallelBuilding = true;