diff --git a/nix/configurations/vanadium/nixos/display.nix b/nix/configurations/vanadium/nixos/display.nix
index 66aef19e..7669d4ec 100644
--- a/nix/configurations/vanadium/nixos/display.nix
+++ b/nix/configurations/vanadium/nixos/display.nix
@@ -42,6 +42,9 @@
       allDevices = ["eDP-1"] ++ allExternDevices;
 
       /**
+      TODO: merge when upstream is merged
+      https://github.com/NixOS/nixpkgs/pull/436434
+
       Generate an attribute set by mapping a function over a list of attribute names.
       It allows setting the name of the attribute.
       */