diff --git a/lib/builders/modules/nix-commons/default.nix b/lib/builders/modules/nix-commons/default.nix
index 624e2e2b..cd5e417b 100644
--- a/lib/builders/modules/nix-commons/default.nix
+++ b/lib/builders/modules/nix-commons/default.nix
@@ -14,6 +14,7 @@ in
       nix-config.flake = inputs.self;
     };
     settings = {
+      allowUnfree = true;
       auto-optimise-store = lib.mkDefault true;
       experimental-features = [ "nix-command" "flakes" ];
       log-lines = 30;