diff --git a/flake.nix b/flake.nix
index c197975..5932ac6 100644
--- a/flake.nix
+++ b/flake.nix
@@ -2,8 +2,7 @@
   description = "WFVM: Windows Functional Virtual Machine";
 
   inputs = {
-    # nixpkgs.url = "github:nixos/nixpkgs/nixos-unstable";
-    nixpkgs.url = "github:astro/nixpkgs/guestfs-tools";
+    nixpkgs.url = "github:nixos/nixpkgs/nixos-unstable";
   };
 
   outputs = { self, nixpkgs }: