diff --git a/pkgs/tools/misc/hetzner-nixops-installer/default.nix b/pkgs/tools/misc/hetzner-nixops-installer/default.nix
index 3322097ec77..e1b122c9a86 100644
--- a/pkgs/tools/misc/hetzner-nixops-installer/default.nix
+++ b/pkgs/tools/misc/hetzner-nixops-installer/default.nix
@@ -1,6 +1,11 @@
 { stdenv, perl, gnutar, pathsFromGraph, nix, pythonPackages }:
 
 let
+  nixpart = pythonPackages.nixpart.override {
+    useNixUdev = false;
+    udevSoMajor = 0;
+  };
+
   base = stdenv.mkDerivation {
     name = "hetzner-nixops-base";
 
@@ -15,7 +20,7 @@ in stdenv.mkDerivation {
 
   exportReferencesGraph = [
     "refs-base" base
-    "refs-nixpart" pythonPackages.nixpartHetzner
+    "refs-nixpart" nixpart
   ];
 
   buildCommand = ''
@@ -31,7 +36,7 @@ in stdenv.mkDerivation {
     done
 
     # Only a symlink that is goint to be put into the Tar file.
-    ln -ns "${pythonPackages.nixpartHetzner}/bin/nixpart" usr/bin/nixpart
+    ln -ns "${nixpart}/bin/nixpart" usr/bin/nixpart
 
     base_storepaths="$("${perl}/bin/perl" "${pathsFromGraph}" refs-base)"
     base_registration="$(printRegistration=1 \
diff --git a/pkgs/top-level/python-packages.nix b/pkgs/top-level/python-packages.nix
index cd77c014d44..65320967e07 100644
--- a/pkgs/top-level/python-packages.nix
+++ b/pkgs/top-level/python-packages.nix
@@ -66,10 +66,6 @@ pythonPackages = python.modules // rec {
   });
 
   nixpart = callPackage ../tools/filesystems/nixpart { };
-  nixpartHetzner = nixpart.override {
-    useNixUdev = false;
-    udevSoMajor = 0;
-  };
 
   pil = import ../development/python-modules/pil {
     inherit (pkgs) fetchurl stdenv libjpeg zlib freetype;