diff --git a/pkgs/tools/security/hash-slinger/default.nix b/pkgs/tools/security/hash-slinger/default.nix
index b8759d3571b5..ee06c112481b 100644
--- a/pkgs/tools/security/hash-slinger/default.nix
+++ b/pkgs/tools/security/hash-slinger/default.nix
@@ -1,7 +1,7 @@
-{ lib, stdenv, fetchFromGitHub, pythonPackages, unbound, libreswan }:
+{ lib, stdenv, fetchFromGitHub, python2Packages, unbound, libreswan }:
 
 let
-  inherit (pythonPackages) python;
+  pythonPackages = python2Packages;
 in stdenv.mkDerivation rec {
   pname    = "hash-slinger";
   version = "2.7";
@@ -31,7 +31,7 @@ in stdenv.mkDerivation rec {
     '';
 
   installPhase = ''
-    mkdir -p $out/bin $out/man $out/${python.sitePackages}/
+    mkdir -p $out/bin $out/man $out/${pythonPackages.python.sitePackages}/
     make install
     wrapPythonPrograms
    '';