diff --git a/nixos/hosts/default.nix b/nixos/hosts/default.nix
index 7817be6..7f9fc23 100644
--- a/nixos/hosts/default.nix
+++ b/nixos/hosts/default.nix
@@ -18,7 +18,7 @@ in
     ];
 
     extraHomeModule = { ... }: {
-      local.polybar.wifiDevice = "wlp11s0f3u2";
+      local.polybar.wifiDevice = "wlp3s0";
       # local.alacritty.fontSize = 8.0;
       local.wezterm.fontSize = 10.0;
     };
diff --git a/nixos/hosts/home/default.nix b/nixos/hosts/home/default.nix
index 9931e1d..4aeefd8 100644
--- a/nixos/hosts/home/default.nix
+++ b/nixos/hosts/home/default.nix
@@ -27,6 +27,7 @@
   boot.loader.grub = {
     enable = true;
     device = "/dev/sdb";
+    # memtest86.enable = true;
   };
 
   networking = {
@@ -35,7 +36,8 @@
     useDHCP = false;
     interfaces = {
       enp3s0.useDHCP = true;
-      wlp11s0f3u2.useDHCP = true;
+      wlp3s0.useDHCP = true;
+      # wlp11s0f3u2.useDHCP = true;
     };
 
     networkmanager.enable = true;
@@ -44,7 +46,10 @@
     ];
   };
 
-  local.nix.allowUnfreePackages = [ "cnijfilter2" ];
+  # enable bluetooth
+  hardware.bluetooth.enable = true;
+
+  local.nix.allowUnfreePackages = [ "cnijfilter2" "memtest86" ];
 
   services.openssh.enable = true;