diff --git a/flake.nix b/flake.nix
index f585a6c..f318398 100644
--- a/flake.nix
+++ b/flake.nix
@@ -22,7 +22,7 @@
     system = "x86_64-linux";
     pkgs = import nixpkgs {inherit system;};
   in {
-    nixosConfigurations.btc-pay-server = pkgs.lib.nixosSystem {
+    nixosConfigurations.btc-pay-server = nixpkgs.lib.nixosSystem {
       inherit system;
       modules = [
         nix-bitcoin.nixosModules.default