diff --git a/flake.lock b/flake.lock
index c3d3599..2656a8a 100644
--- a/flake.lock
+++ b/flake.lock
@@ -236,22 +236,6 @@
         "type": "github"
       }
     },
-    "nixpkgs-old": {
-      "locked": {
-        "lastModified": 1764836381,
-        "narHash": "sha256-8jemYbbW9EBttQKHep7Rj8kzXaxsrk/lACdXA2DN5Xk=",
-        "owner": "nixos",
-        "repo": "nixpkgs",
-        "rev": "ff06bd3398fb1bea6c937039ece7e7c8aa396ebf",
-        "type": "github"
-      },
-      "original": {
-        "owner": "nixos",
-        "ref": "nixos-25.05",
-        "repo": "nixpkgs",
-        "type": "github"
-      }
-    },
     "nixpkgs-unstable": {
       "locked": {
         "lastModified": 1764667669,
@@ -296,7 +280,6 @@
         "impermanence": "impermanence",
         "nixos-hardware": "nixos-hardware",
         "nixpkgs": "nixpkgs",
-        "nixpkgs-old": "nixpkgs-old",
         "nixpkgs-unstable": "nixpkgs-unstable",
         "radicale-birthday-calendar": "radicale-birthday-calendar",
         "sops": "sops",
diff --git a/flake.nix b/flake.nix
index 11498ac..f951be3 100644
--- a/flake.nix
+++ b/flake.nix
@@ -4,8 +4,6 @@
 
     nixpkgs.url = "github:nixos/nixpkgs/nixos-25.11";
 
-    nixpkgs-old.url = "github:nixos/nixpkgs/nixos-25.05";
-
     nixpkgs-unstable.url = "github:nixos/nixpkgs/nixos-unstable";
 
     home-manager = {
diff --git a/modules/system/programs/winboat.nix b/modules/system/programs/winboat.nix
index 2cf3fac..42e53e5 100644
--- a/modules/system/programs/winboat.nix
+++ b/modules/system/programs/winboat.nix
@@ -1,7 +1,5 @@
 {
   config,
-  inputs,
-  pkgs,
   pkgs-unstable,
   lib,
   ...
@@ -13,13 +11,6 @@
     virtualisation.docker.enable = true;
     users.users.seb.extraGroups = [ config.users.groups.docker.name ];
 
-    environment.systemPackages =
-      let
-        pkgs-old = import inputs.nixpkgs-old {
-          inherit (pkgs.stdenv.hostPlatform) system;
-          inherit (config.nixpkgs) config;
-        };
-      in
-      [ (pkgs-unstable.winboat.override { nodejs_24 = pkgs-old.nodejs_24; }) ];
+    environment.systemPackages = [ pkgs-unstable.winboat ];
   };
 }