diff --git a/hosts/challenger/configuration.nix b/hosts/challenger/configuration.nix
index e48a31a..32c72ee 100644
--- a/hosts/challenger/configuration.nix
+++ b/hosts/challenger/configuration.nix
@@ -49,13 +49,23 @@
   security.polkit.enable = true; # Required for nextcloud
 
   nixpkgs.config.allowUnfreePredicate = pkg: builtins.elem (lib.getName pkg) [
-       "nvidia-x11"
-       "nvidia-settings"
+    "nvidia-kernel-modules"
+    "nvidia-settings"
+    "nvidia-x11"
   ];
 
   hardware.nvidia = {
     modesetting.enable = true;
     open = false;
+    # https://github.com/sircam-html/nixos-conf/blob/main/guides/nvidia-nixos-guide.md
+    package = config.boot.kernelPackages.nvidiaPackages.mkDriver {
+      version            = "580.142";
+      sha256_64bit       = "sha256-IJFfzz/+icNVDPk7YKBKKFRTFQ2S4kaOGRGkNiBEdWM=";
+      sha256_aarch64     = "sha256-0000000000000000000000000000000000000000000=";
+      openSha256         = "sha256-0000000000000000000000000000000000000000000=";
+      settingsSha256     = "sha256-BnrIlj5AvXTfqg/qcBt2OS9bTDDZd3uhf5jqOtTMTQM=";
+      persistencedSha256 = "sha256-0000000000000000000000000000000000000000000=";
+    };
   };
 
   hardware.graphics.enable = true;