diff --git a/hostHelper.nix b/hostHelper.nix
index b6e7363..2bca73c 100644
--- a/hostHelper.nix
+++ b/hostHelper.nix
@@ -1,6 +1,11 @@
-inArgs: hostname: #{
-  #${hostname} = inArgs.nixpkgs.lib.nixosSystem {
-  inArgs.nixpkgs.lib.nixosSystem {
+inArgs: hostname: hostOptions:
+let
+  nixosSystem =
+    if (hostOptions ? unstable && hostOptions.unstable)
+      then inArgs.nixos-unstable.lib.nixosSystem
+      else inArgs.nixpkgs.lib.nixosSystem;
+in
+  nixosSystem {
     specialArgs = {inherit inArgs;};
     modules = [
       {networking.hostName = hostname;}
diff --git a/outputs.nix b/outputs.nix
index cbfd731..5f28acf 100644
--- a/outputs.nix
+++ b/outputs.nix
@@ -17,7 +17,7 @@ in {
   # NixOS configuration entrypoint
   # Available through 'nixos-rebuild --flake .#your-hostname'
   # to add more append // (host_helper example);
-  nixosConfigurations = builtins.mapAttrs (name: options: (hostHelper name)) {
+  nixosConfigurations = builtins.mapAttrs (hostName: hostOptions: (hostHelper hostName hostOptions)) {
     crocoite = {};
   };