diff --git a/flake.nix b/flake.nix
index 0f22715..1f25a1e 100644
--- a/flake.nix
+++ b/flake.nix
@@ -163,7 +163,12 @@
         pkgs = nixpkgs.legacyPackages.aarch64-linux;
         extraSpecialArgs = { inherit inputs nix-colors; };
         modules = [
-          ({ config, pkgs, ... }: { nixpkgs.overlays = [ overlay-unstable ]; })
+          ({ config, pkgs, ... }: { nixpkgs.overlays = [ final: prev: {
+      unstable = import nixpkgs-unstable {
+        config.allowUnfree = true;
+        localSystem = { inherit "aarch64-linux"; };
+      };
+    } ]; })
         
           ./hosts/p-th-rpi-01/home.nix
         ];