diff --git a/pkgs/development/libraries/ntrack/default.nix b/pkgs/development/libraries/ntrack/default.nix
index 033b9d8c619..a10434d90b4 100644
--- a/pkgs/development/libraries/ntrack/default.nix
+++ b/pkgs/development/libraries/ntrack/default.nix
@@ -1,4 +1,4 @@
-{ lib, stdenv, fetchurl, qt4, pkg-config, libnl, python2 }:
+{ lib, stdenv, fetchurl, qt4, pkg-config, libnl, python3 }:
 
 stdenv.mkDerivation rec {
   pname = "ntrack";
@@ -11,7 +11,7 @@ stdenv.mkDerivation rec {
 
   buildInputs = [ libnl qt4 ];
 
-  nativeBuildInputs = [ pkg-config python2 ];
+  nativeBuildInputs = [ pkg-config python3 ];
 
   # error: ISO C does not support '__FUNCTION__' predefined identifier [-Werror=pedantic]
   NIX_CFLAGS_COMPILE = "-Wno-error";