diff --git a/modules/home-manager/waybar.nix b/modules/home-manager/waybar.nix
index 6cb0a49..ae8476a 100644
--- a/modules/home-manager/waybar.nix
+++ b/modules/home-manager/waybar.nix
@@ -38,7 +38,7 @@
           "clock"
         ];
         "bluetooth" = {
-          "format" = "<span</span>";
+          "format" = "<span></span>";
           "on-click" = "${pkgs.blueman}/bin/blueman-manager";
         };
         "wireplumber" = {
diff --git a/modules/nixos/default.nix b/modules/nixos/default.nix
index 973aaff..322c682 100644
--- a/modules/nixos/default.nix
+++ b/modules/nixos/default.nix
@@ -540,6 +540,7 @@
 
   troubleshooting-tools = {pkgs, ...}: {
     environment.systemPackages = with pkgs; [
+      comma
       iftop
       bottom
       btop