From 4014fb6a64bc5f68326fc08cbaa83475db1fae8e Mon Sep 17 00:00:00 2001
From: Robert Hensing <robert@roberthensing.nl>
Date: Fri, 17 Dec 2021 14:32:55 +0100
Subject: [PATCH] nixos: Make system.build a lazyAttrsOf unspecified

Legacy types.attrs has really bad merging behavior and does not
support priorities.

f build
---
 nixos/modules/system/activation/top-level.nix | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/nixos/modules/system/activation/top-level.nix b/nixos/modules/system/activation/top-level.nix
index 501998fa399e..42e6dd689f93 100644
--- a/nixos/modules/system/activation/top-level.nix
+++ b/nixos/modules/system/activation/top-level.nix
@@ -148,7 +148,7 @@ in
     system.build = mkOption {
       internal = true;
       default = {};
-      type = types.attrs;
+      type = types.lazyAttrsOf types.unspecified;
       description = ''
         Attribute set of derivations used to setup the system.
       '';