diff --git a/nix-system-configs/modules/system/build_machine.nix b/nix-system-configs/modules/system/build_machine.nix
index b5a2ef0..97e6f34 100644
--- a/nix-system-configs/modules/system/build_machine.nix
+++ b/nix-system-configs/modules/system/build_machine.nix
@@ -35,7 +35,8 @@ in {
     (choose [ ./modules/bootloader/seabios-assigned-iso-at-birth.nix ../bootloader/seabios-assigned-iso-at-birth.nix ])
     (choose [ ./modules/lix-default.nix ../lix-default.nix ])
     (choose [ ./modules/secrets-config/sops-build-machine.nix ../secrets-config/sops-build-machine.nix ])
-  ];
+    ## TODO: Make this more elegant and less risky for unexpected errors happening.
+  ] ++ lib.optional (builtins.pathExists ./hardware-configuration.nix) ./hardware-configuration.nix;
 
   config = {
     # Local metadata