nixos: use uniq in the type of system.build

`unspecified` will happily concatenate strings together from two unrelated modules, causing spurious errors (see #155925).
2022-01-20 23:28:09 +01:00
parent 8e517fc7ea
commit 1147d72481
1 changed files with 1 additions and 1 deletions
@@ -148,7 +148,7 @@ in
    system.build = mkOption {
      internal = true;
      default = {};
-      type = types.lazyAttrsOf types.unspecified;
+      type = with types; lazyAttrsOf (uniq unspecified);
      description = ''
        Attribute set of derivations used to setup the system.
      '';