diff --git a/shell.nix b/shell.nix
index 12fabe3..54657e1 100644
--- a/shell.nix
+++ b/shell.nix
@@ -1,5 +1,5 @@
 let
-  nixpkgs = fetchTarball "https://github.com/NixOS/nixpkgs/tarball/nixos-24.11";
+  nixpkgs = fetchTarball "https://github.com/NixOS/nixpkgs/tarball/nixos-unstable";
   pkgs = import nixpkgs { config = {}; overlays = []; };
 in