diff --git a/nix/london/configuration.nix b/nix/london/configuration.nix
index 51ff3fe..75720c4 100644
--- a/nix/london/configuration.nix
+++ b/nix/london/configuration.nix
@@ -22,6 +22,10 @@
     ];
     kernelPackages = pkgs.linuxPackages_zen;
     kernelModules = ["amdgpu" "coretemp" "kvm-amd" "v4l2loopback"];
+    plymouth = {
+      enable = true;
+      theme = "breeze";
+    };
   };
 
   time.hardwareClockInLocalTime = true;
@@ -241,7 +245,6 @@
     enableDefaultPackages = true;
   };
 
-  systemd.packages = with pkgs; [cloudflare-warp];
   environment = {
     shells = with pkgs; [zsh fish];
     systemPackages = with pkgs; [
@@ -270,7 +273,7 @@
     ];
   };
 
-  environment.plasma5.excludePackages = with pkgs.libsForQt5; [
+  environment.plasma6.excludePackages = with pkgs.libsForQt5; [
     elisa
     okular
     oxygen
diff --git a/nix/london/gsimmer.nix b/nix/london/gsimmer.nix
index ff1c130..63006f6 100644
--- a/nix/london/gsimmer.nix
+++ b/nix/london/gsimmer.nix
@@ -22,7 +22,7 @@
     in [
       (import (builtins.fetchTarball {
         url = "https://github.com/nix-community/emacs-overlay/archive/master.tar.gz";
-        sha256 = "1nglxrfynyjmqfzz81y4idc40c6rbsaa4jb4ishiwibdkh85nyf6";
+        sha256 = "0i972nkqhjfpy8g7dmryw2fvkfda43624zfhsh35k795zbx38jc7";
       }))
       discordOverlay
     ];