diff --git a/flake.nix b/flake.nix
index 4521e0c..8b16e53 100644
--- a/flake.nix
+++ b/flake.nix
@@ -3,7 +3,7 @@
 
   inputs = {
     ### Build's broken.
-    nixpkgs.url = "nixpkgs/nixos-25.11";
+    nixpkgs.url = "nixpkgs/nixos-26.05";
     nixpkgs-unstable.url = "nixpkgs/nixos-unstable";
 
     nix-index-database.url = "github:nix-community/nix-index-database";