diff --git a/CHANGELOG.md b/CHANGELOG.md
index 3ca5e48..eab4ce6 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,11 @@
 # Changelog
 
+## Release 21.11 (unreleased)
+
+### New Options
+
+* The `nix.package` can be used to set the system-wide nix package.
+
 ## Release 21.05
 
 ### New Options
diff --git a/modules/environment/nix.nix b/modules/environment/nix.nix
index 9938b7b..b95503f 100644
--- a/modules/environment/nix.nix
+++ b/modules/environment/nix.nix
@@ -1,4 +1,4 @@
-# Copyright (c) 2019-2020, see AUTHORS. Licensed under MIT License, see LICENSE.
+# Copyright (c) 2019-2021, see AUTHORS. Licensed under MIT License, see LICENSE.
 
 { config, lib, pkgs, ... }:
 
@@ -15,6 +15,15 @@ in
   options = {
 
     nix = {
+      package = mkOption {
+        type = types.package;
+        default = pkgs.nix;
+        defaultText = "pkgs.nix";
+        description = ''
+          This option specifies the Nix package instance to use throughout the system.
+        '';
+      };
+
       substituters = mkOption {
         type = types.listOf types.str;
         default = [];
diff --git a/modules/environment/path.nix b/modules/environment/path.nix
index 7fd80f8..0c0df0f 100644
--- a/modules/environment/path.nix
+++ b/modules/environment/path.nix
@@ -1,4 +1,4 @@
-# Copyright (c) 2019-2020, see AUTHORS. Licensed under MIT License, see LICENSE.
+# Copyright (c) 2019-2021, see AUTHORS. Licensed under MIT License, see LICENSE.
 
 { config, lib, pkgs, ... }:
 
@@ -42,12 +42,12 @@ in
 
     environment = {
       packages = [
-        (pkgs.callPackage ../../nix-on-droid { })
+        (pkgs.callPackage ../../nix-on-droid { nix = config.nix.package; })
         pkgs.bashInteractive
         pkgs.cacert
         pkgs.coreutils
         pkgs.less  # since nix tools really want a pager available, #27
-        pkgs.nix
+        config.nix.package
       ];
 
       path = pkgs.buildEnv {