diff --git a/nix-system-configs/modules/bootloader/seabios-assigned-iso-at-birth.nix b/nix-system-configs/modules/bootloader/seabios-assigned-iso-at-birth.nix
new file mode 100644
index 0000000..4929045
--- /dev/null
+++ b/nix-system-configs/modules/bootloader/seabios-assigned-iso-at-birth.nix
@@ -0,0 +1,21 @@
+{
+  config,
+  pkgs,
+  lib,
+  ...
+}: {
+  # SeaBIOS / legacy BIOS bootloader settings for VMs
+  # Bootloader - GRUB for Legacy BIOS
+  boot.loader.systemd-boot.enable = lib.mkForce false;
+  boot.loader.grub = {
+    enable = true;
+    device = "/dev/sda";
+    efiSupport = false;
+  };
+  boot.initrd.availableKernelModules = ["virtio_pci" "virtio_scsi" "ahci" "sd_mod" "virtio_blk"];
+
+  fileSystems."/" = {
+    device = "/dev/sda1";
+    fsType = "ext4";
+  };
+}
diff --git a/nix-system-configs/modules/bootloader/seabios.nix b/nix-system-configs/modules/bootloader/seabios-assigned-proxmox-at-birth.nix
similarity index 99%
rename from nix-system-configs/modules/bootloader/seabios.nix
rename to nix-system-configs/modules/bootloader/seabios-assigned-proxmox-at-birth.nix
index e38fabb..1360ffa 100644
--- a/nix-system-configs/modules/bootloader/seabios.nix
+++ b/nix-system-configs/modules/bootloader/seabios-assigned-proxmox-at-birth.nix
@@ -18,5 +18,4 @@
     device = "/dev/vda1";
     fsType = "ext4"; # Use "btrfs" or "xfs" if you formatted it differently
   };
-
 }
diff --git a/nix-system-configs/modules/lix-default.nix b/nix-system-configs/modules/lix-default.nix
index ba728e2..04f8c2f 100644
--- a/nix-system-configs/modules/lix-default.nix
+++ b/nix-system-configs/modules/lix-default.nix
@@ -42,7 +42,7 @@
   };
 
   # Enable SSH Passwordless Sudo
-  security.pam.enableSSHAgentAuth = true;
+  security.pam.sshAgentAuth.enable = true;
   security.pam.sshAgentAuth = {
     enable = true;
     authorizedKeysFiles = [
diff --git a/nix-system-configs/modules/system/forgejo.nix b/nix-system-configs/modules/system/forgejo.nix
index 1f899ce..9f95bd0 100644
--- a/nix-system-configs/modules/system/forgejo.nix
+++ b/nix-system-configs/modules/system/forgejo.nix
@@ -39,7 +39,7 @@ in {
     ./modules/local/hostname_username.nix
     ./modules/local/networking_local.nix
     ./modules/toolsets/remote_building.nix
-    ./modules/bootloader/seabios.nix
+    ./modules/bootloader/seabios-assigned-proxmox-at-birth.nix
     ./modules/lix-default.nix
   ];
 
diff --git a/nix-system-configs/modules/system/traefik.nix b/nix-system-configs/modules/system/traefik.nix
index ea99a1d..f4edbb8 100644
--- a/nix-system-configs/modules/system/traefik.nix
+++ b/nix-system-configs/modules/system/traefik.nix
@@ -31,7 +31,7 @@
     ./modules/desktop-manager/sway_greetd_homemanager.nix
     ./modules/local/hostname_username.nix
     ./modules/local/networking_local.nix
-    ./modules/bootloader/seabios.nix
+    ./modules/bootloader/seabios-assigned-iso-at-birth.nix
     ./modules/lix-default.nix
     # Optionally: ./modules/toolsets/remote_building.nix
   ];