diff --git a/common/development-machine.nix b/common/development-machine.nix
index 0e69c94..85791fc 100644
--- a/common/development-machine.nix
+++ b/common/development-machine.nix
@@ -23,8 +23,8 @@
     lldb
     mold
     lld
-    clang-tools_16 # clangd, clang-format
-    llvmPackages_16.libllvm
+    clang-tools # clangd, clang-format
+    llvmPackages.libllvm
     bear
     rr
     valgrind
diff --git a/common/user-facing.nix b/common/user-facing.nix
index 65e7624..b2775fd 100644
--- a/common/user-facing.nix
+++ b/common/user-facing.nix
@@ -58,7 +58,6 @@
     packages = with pkgs; [
       roboto-mono
       noto-fonts
-      noto-fonts-extra
       noto-fonts-cjk-sans
       noto-fonts-cjk-serif
       commit-mono
@@ -68,7 +67,7 @@
   environment.systemPackages = with pkgs; [
     update.firefox
     update.google-chrome
-    bitwarden
+    bitwarden-desktop
     vlc
     mpv
     obs-studio
diff --git a/flake.lock b/flake.lock
index f1e621f..86cc906 100644
--- a/flake.lock
+++ b/flake.lock
@@ -63,16 +63,16 @@
         ]
       },
       "locked": {
-        "lastModified": 1753592768,
-        "narHash": "sha256-oV695RvbAE4+R9pcsT9shmp6zE/+IZe6evHWX63f2Qg=",
+        "lastModified": 1769580047,
+        "narHash": "sha256-tNqCP/+2+peAXXQ2V8RwsBkenlfWMERb+Uy6xmevyhM=",
         "owner": "nix-community",
         "repo": "home-manager",
-        "rev": "fc3add429f21450359369af74c2375cb34a2d204",
+        "rev": "366d78c2856de6ab3411c15c1cb4fb4c2bf5c826",
         "type": "github"
       },
       "original": {
         "owner": "nix-community",
-        "ref": "release-25.05",
+        "ref": "release-25.11",
         "repo": "home-manager",
         "type": "github"
       }
@@ -117,16 +117,16 @@
     },
     "nixpkgs": {
       "locked": {
-        "lastModified": 1754767907,
-        "narHash": "sha256-8OnUzRQZkqtUol9vuUuQC30hzpMreKptNyET2T9lB6g=",
+        "lastModified": 1769900590,
+        "narHash": "sha256-I7Lmgj3owOTBGuauy9FL6qdpeK2umDoe07lM4V+PnyA=",
         "owner": "nixos",
         "repo": "nixpkgs",
-        "rev": "c5f08b62ed75415439d48152c2a784e36909b1bc",
+        "rev": "41e216c0ca66c83b12ab7a98cc326b5db01db646",
         "type": "github"
       },
       "original": {
         "owner": "nixos",
-        "ref": "nixos-25.05",
+        "ref": "nixos-25.11",
         "repo": "nixpkgs",
         "type": "github"
       }
@@ -192,16 +192,16 @@
     },
     "update": {
       "locked": {
-        "lastModified": 1754767907,
-        "narHash": "sha256-8OnUzRQZkqtUol9vuUuQC30hzpMreKptNyET2T9lB6g=",
+        "lastModified": 1769900590,
+        "narHash": "sha256-I7Lmgj3owOTBGuauy9FL6qdpeK2umDoe07lM4V+PnyA=",
         "owner": "nixos",
         "repo": "nixpkgs",
-        "rev": "c5f08b62ed75415439d48152c2a784e36909b1bc",
+        "rev": "41e216c0ca66c83b12ab7a98cc326b5db01db646",
         "type": "github"
       },
       "original": {
         "owner": "nixos",
-        "ref": "nixos-25.05",
+        "ref": "nixos-25.11",
         "repo": "nixpkgs",
         "type": "github"
       }
diff --git a/flake.nix b/flake.nix
index f689f17..64bb341 100644
--- a/flake.nix
+++ b/flake.nix
@@ -1,14 +1,14 @@
 {
   inputs = {
-    nixpkgs.url = "github:nixos/nixpkgs/nixos-25.05";
-    update.url = "github:nixos/nixpkgs/nixos-25.05";
+    nixpkgs.url = "github:nixos/nixpkgs/nixos-25.11";
+    update.url = "github:nixos/nixpkgs/nixos-25.11";
     unstable.url = "github:nixos/nixpkgs/nixos-unstable";
     flake-utils.url = "github:numtide/flake-utils";
 
     nixos-hardware.url = "github:NixOS/nixos-hardware/master";
 
     home-manager = {
-      url = "github:nix-community/home-manager/release-25.05";
+      url = "github:nix-community/home-manager/release-25.11";
       inputs.nixpkgs.follows = "nixpkgs";
     };
     emacs-overlay = {
diff --git a/home/users/benson.nix b/home/users/benson.nix
index 0f07bce..f13a159 100644
--- a/home/users/benson.nix
+++ b/home/users/benson.nix
@@ -115,9 +115,11 @@
     home-manager.enable = true;
     git = {
       enable = true;
-      userName = "Benson Chu";
-      userEmail = "dev@mail.pestctrl.io";
-      extraConfig = {
+      settings = {
+        user = {
+          name = "Benson Chu";
+          email = "dev@mail.pestctrl.io";
+        };
         core = {
           editor = "emacsclient";
         };
diff --git a/hosts/NixDawn/configuration.nix b/hosts/NixDawn/configuration.nix
index 04fbe5b..b13b32c 100644
--- a/hosts/NixDawn/configuration.nix
+++ b/hosts/NixDawn/configuration.nix
@@ -8,7 +8,7 @@
     ../../common/configuration.nix
     ../../common/user-facing.nix
     ../../common/development-machine.nix
-    ../../common/lxd-setup.nix
+    # ../../common/lxd-setup.nix
     ../../common/moms-house
     # Include the results of the hardware scan.
     ./hardware-configuration.nix
@@ -77,11 +77,9 @@
     tumbler.enable = true;
     fwupd.enable = true;
 
-    logind = {
-      extraConfig = ''
-        IdleAction=hybrid-sleep
-        IdleActionSec=30min
-      '';
+    logind.settings.Login = {
+      IdleAction="hybrid-sleep";
+      IdleActionSec="30min";
     };
 
     apcupsd = {
@@ -142,7 +140,7 @@
     # unstable.rustdesk
     tarsnap
     # (pkgs.callPackage /home/benson/workspace/peter-nixos/mfcl2690dw/default.nix { } )
-    clasp
+    clasp-common-lisp
     leiningen
     supercollider-with-sc3-plugins
   ];