diff --git a/pkgs/development/compilers/dtc/default.nix b/pkgs/development/compilers/dtc/default.nix
index eea75c5ace1..78e5eccbf14 100644
--- a/pkgs/development/compilers/dtc/default.nix
+++ b/pkgs/development/compilers/dtc/default.nix
@@ -1,5 +1,5 @@
 { stdenv, lib, fetchgit, flex, bison, pkgconfig, which
-, pythonSupport ? stdenv.buildPlatform == stdenv.hostPlatform, python, swig
+, pythonSupport ? false, python, swig
 }:
 
 stdenv.mkDerivation rec {