diff --git a/systems/PC-Fixe/configuration.nix b/systems/PC-Fixe/configuration.nix
index 9c24660..06a816c 100644
--- a/systems/PC-Fixe/configuration.nix
+++ b/systems/PC-Fixe/configuration.nix
@@ -26,7 +26,7 @@
     "acpi_enforce_resources=lax"
     "zfs.zfs_arc_max=2147483648"
   ];
-  boot.tmpOnTmpfs = false;
+  boot.tmp.useTmpfs = false;
   boot.supportedFilesystems = [ "zfs" ];
 
   virtualisation.virtualbox.host.enable = true;
@@ -60,7 +60,7 @@
   hardware.bluetooth.enable = true;
 
   # Logitech G920
-  hardware.usbWwan.enable = true;
+  hardware.usb-modeswitch.enable = true;
 
   # hardware.pulseaudio.extraConfig = ''
   #   load-module module-null-sink sink_name=mic_denoised_out rate=48000
@@ -120,8 +120,10 @@
   };
 
   services.openssh.enable = true;
-  services.openssh.passwordAuthentication = false;
-  services.openssh.forwardX11 = true;
+  services.openssh.settings = {
+    PasswordAuthentication = false;
+    X11Forwarding = true;
+  };
 
   # security.pki.certificates = [
   #   ''