From 310797ccb1c6ec759590108ad681308c23481810 Mon Sep 17 00:00:00 2001
From: Andrew Bryant <bryant.gitea@fastmail.com>
Date: Fri, 14 Aug 2026 16:05:49 -0400
Subject: [PATCH] tests/default.nix: removed system.stateVersion declaration

Having the declaration of system.stateVersion just adds more
maintainance for devs. For example, changing the nixpkgs value in
flake.nix requires a change of system.stateVersion in tests/default.nix.
---
 flake.nix         | 2 +-
 tests/default.nix | 2 --
 2 files changed, 1 insertion(+), 3 deletions(-)

diff --git a/flake.nix b/flake.nix
index bc32b3e..8c137c1 100644
--- a/flake.nix
+++ b/flake.nix
@@ -1,7 +1,7 @@
 {
   description = "An Invoice Ninja package and module.";
 
-  inputs.nixpkgs.url = "github:NixOS/nixpkgs/nixos-25.11";
+  inputs.nixpkgs.url = "github:NixOS/nixpkgs/nixos-26.05";
 
   outputs =
     { self, nixpkgs, nix, }:
diff --git a/tests/default.nix b/tests/default.nix
index 1274983..cbae60b 100644
--- a/tests/default.nix
+++ b/tests/default.nix
@@ -6,8 +6,6 @@
     ../nixos-module/invoiceninja.nix
   ];
 
-  system.stateVersion = "25.11";
-
   nixpkgs.config.allowUnfree = true;
 
   users.users.test = {