diff --git a/flake.nix b/flake.nix
index 5a6dbd2..de7c7d6 100644
--- a/flake.nix
+++ b/flake.nix
@@ -79,9 +79,10 @@
         (hardware args).nixpkgs.hostPlatform;
 
       importNixpkgs =
-        system: nixpkgs:
+        system: host: nixpkgs:
         let
-          config.allowUnfreePredicate = pkg: builtins.elem (lib.getName pkg) (import ./unfree.nix).allowed;
+          config.allowUnfreePredicate =
+            pkg: builtins.elem (lib.getName pkg) (import ./hosts/${host}/unfree.nix).allowed;
           config.rocmSupport = true;
         in
         import nixpkgs {
@@ -96,7 +97,7 @@
         host: system:
         lib.nixosSystem {
           system = system;
-          pkgs = importNixpkgs system nixpkgs;
+          pkgs = importNixpkgs system host nixpkgs;
           specialArgs = inputs // {
             inherit system;
           };
diff --git a/unfree.nix b/hosts/lilith-lab/unfree.nix
similarity index 100%
rename from unfree.nix
rename to hosts/lilith-lab/unfree.nix
diff --git a/hosts/lilith-pad/unfree.nix b/hosts/lilith-pad/unfree.nix
new file mode 100644
index 0000000..9c46533
--- /dev/null
+++ b/hosts/lilith-pad/unfree.nix
@@ -0,0 +1,14 @@
+{
+  allowed = [
+    "steam"
+    "steam-unwrapped"
+
+    "libcublas"
+    "cuda_cudart"
+    "cuda_cccl"
+    "cuda_nvcc"
+    "nvidia-x11"
+    "nvidia-settings"
+    "nvidia-persistenced"
+  ];
+}
diff --git a/hosts/lilith-pc/unfree.nix b/hosts/lilith-pc/unfree.nix
new file mode 100644
index 0000000..6675cc3
--- /dev/null
+++ b/hosts/lilith-pc/unfree.nix
@@ -0,0 +1,6 @@
+{
+  allowed = [
+    "steam"
+    "steam-unwrapped"
+  ];
+}