From c8b873fcd8f12e33dd399b4d69cd02324cd389b8 Mon Sep 17 00:00:00 2001
From: Van Tuan Vo <mail@tuan-vo.de>
Date: Mon, 21 Mar 2022 23:47:20 +0100
Subject: [PATCH] nixos/klipper: Fix working of assertion

Co-authored-by: Bernardo Meurer <bernardo@meurer.org>
---
 nixos/modules/services/misc/klipper.nix | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/nixos/modules/services/misc/klipper.nix b/nixos/modules/services/misc/klipper.nix
index 4e7b4e9c8f75..e5a88155b67f 100644
--- a/nixos/modules/services/misc/klipper.nix
+++ b/nixos/modules/services/misc/klipper.nix
@@ -103,7 +103,7 @@ in
       }
       {
         assertion = foldl (a: b: a && b) true (mapAttrsToList (mcu: _: mcu != null -> (hasAttrByPath [ "${mcu}" "serial" ] cfg.settings)) cfg.firmware);
-        message = "Option klipper.settings.$mcu.serial is not set when klipper.firmware.$mcu is specified";
+        message = "Option klipper.settings.$mcu.serial must be set when klipper.firmware.$mcu is specified";
       }
     ];