diff --git a/hosts.nix b/hosts.nix
index 1c5e6db..7f23cc8 100644
--- a/hosts.nix
+++ b/hosts.nix
@@ -1,4 +1,4 @@
-{ nixpkgs, nixpkgs-unstable, ... }:
+{ nixpkgs, nixpkgs-unstable, nixpkgs-master, ... }:
 let
   # Set of environment specific modules
   environments = {