diff --git a/flake.lock b/flake.lock
index d1d16b2..dfc747e 100644
--- a/flake.lock
+++ b/flake.lock
@@ -7,32 +7,32 @@
         ]
       },
       "locked": {
-        "lastModified": 1779506708,
-        "narHash": "sha256-QOD/CNm196nCJRheux/URi4/HE66fthdOMqCJoPP1Y0=",
+        "lastModified": 1779726825,
+        "narHash": "sha256-RUkMrREjKDQrA+dA9+xZviGAxM5W1aVdyOr/bSYpHrE=",
         "owner": "nix-community",
         "repo": "home-manager",
-        "rev": "3ee51fbdac8c8bdfe1e7e1fcaba6520a563f394f",
+        "rev": "b179bde238977f7d4454fc770b1a727eaf55111c",
         "type": "github"
       },
       "original": {
         "owner": "nix-community",
-        "ref": "release-25.11",
+        "ref": "release-26.05",
         "repo": "home-manager",
         "type": "github"
       }
     },
     "nixpkgs": {
       "locked": {
-        "lastModified": 1779102034,
-        "narHash": "sha256-vZJZjLo513IeI8hjzHFc6TDezUd4uCE2Eq4SNO3DNNg=",
+        "lastModified": 1779971959,
+        "narHash": "sha256-R5nauXyqyfRUFiZycFFZdkF7wl6eaUpPLst35+2nJQY=",
         "owner": "nixos",
         "repo": "nixpkgs",
-        "rev": "687f05a9184cad4eaf905c48b63649e3a86f5433",
+        "rev": "ec942ba042dad5ef097e2ef3a3effc034241f011",
         "type": "github"
       },
       "original": {
         "owner": "nixos",
-        "ref": "nixos-25.11",
+        "ref": "nixos-26.05",
         "repo": "nixpkgs",
         "type": "github"
       }
diff --git a/flake.nix b/flake.nix
index 9ce8384..014dfb2 100644
--- a/flake.nix
+++ b/flake.nix
@@ -2,9 +2,9 @@
   description = "System Configuration";
 
   inputs = {
-    nixpkgs.url = "github:nixos/nixpkgs?ref=nixos-25.11";
+    nixpkgs.url = "github:nixos/nixpkgs?ref=nixos-26.05";
     home-manager = {
-      url = "github:nix-community/home-manager?ref=release-25.11";
+      url = "github:nix-community/home-manager?ref=release-26.05";
       inputs.nixpkgs.follows = "nixpkgs";
     };
     sops-nix = {
diff --git a/home-manager/features/development/typescript.nix b/home-manager/features/development/typescript.nix
index 16a9cbf..38e2451 100644
--- a/home-manager/features/development/typescript.nix
+++ b/home-manager/features/development/typescript.nix
@@ -1,9 +1,9 @@
 { pkgs, ... }:
 {
   home.packages = with pkgs; [
-    vtsls  # Language Server
+    vtsls # Language Server
     eslint # Linter
-    nodePackages.prettier # Formatter
+    prettier # Formatter
     tailwindcss-language-server # Language server for tailwind CSS
   ];
 }
diff --git a/home-manager/features/eww/default.nix b/home-manager/features/eww/default.nix
index f80bd60..b624b02 100644
--- a/home-manager/features/eww/default.nix
+++ b/home-manager/features/eww/default.nix
@@ -10,6 +10,7 @@
 
   programs.eww = {
     enable = true;
-    configDir = ./config;
+    yuckConfig = "${./config}";
+    scssConfig = "${./config}";
   };
 }
diff --git a/home-manager/features/hyprland.nix b/home-manager/features/hyprland.nix
index 6f4e8a0..78c2088 100644
--- a/home-manager/features/hyprland.nix
+++ b/home-manager/features/hyprland.nix
@@ -18,11 +18,16 @@
 
   wayland.windowManager.hyprland = {
     enable = true;
+
+    # TODO: Switch to the newer LUA config?
+    configType = "hyprlang";
+
     plugins = [
       # https://github.com/outfoxxed/hy3
       pkgs.hyprlandPlugins.hy3
       # https://github.com/shezdy/hyprsplit
-      pkgs.hyprlandPlugins.hyprsplit
+      # TODO: Fails to build
+      # pkgs.hyprlandPlugins.hyprsplit
     ];
 
     # Disable systemd because it conflicts with UWSM
diff --git a/home-manager/features/linux-desktop.nix b/home-manager/features/linux-desktop.nix
index f139e7e..4d03bf8 100644
--- a/home-manager/features/linux-desktop.nix
+++ b/home-manager/features/linux-desktop.nix
@@ -71,8 +71,12 @@ in
     gtk3.extraConfig = {
       gtk-application-prefer-dark-theme = true;
     };
-    gtk4.extraConfig = {
-      gtk-application-prefer-dark-theme = true;
+    gtk4 = {
+      # Don't use GTK4 themes.  See https://stopthemingmy.app/
+      theme = null;
+      extraConfig = {
+        gtk-application-prefer-dark-theme = true;
+      };
     };
   };
 
diff --git a/home-manager/features/neovim/default.nix b/home-manager/features/neovim/default.nix
index a2c90f7..252d72e 100644
--- a/home-manager/features/neovim/default.nix
+++ b/home-manager/features/neovim/default.nix
@@ -6,6 +6,8 @@
     vimAlias = true;
     defaultEditor = true;
     withNodeJs = true;
+    withRuby = false; # New default as of 26.05, needs explicit change since original config is old.
+    withPython3 = false; # New default as of 26.05, needs explicit change since original config is old.
 
     extraPackages = with pkgs; [
       gcc # For treesitter complation
diff --git a/home-manager/features/shell.nix b/home-manager/features/shell.nix
index 98fcdd6..05e1218 100644
--- a/home-manager/features/shell.nix
+++ b/home-manager/features/shell.nix
@@ -14,7 +14,6 @@
     # System
     htop
     btop
-    neofetch
     psmisc # fuser, killal, pstree
 
     # Archives
diff --git a/system/features/android-dev.nix b/system/features/android-dev.nix
index 73bdbd9..da49daa 100644
--- a/system/features/android-dev.nix
+++ b/system/features/android-dev.nix
@@ -1,5 +1,4 @@
 { ... }:
 {
-  programs.adb.enable = true;
   users.users.drew.extraGroups = [ "adbusers" ];
 }
diff --git a/system/features/gui.nix b/system/features/gui.nix
index 5db2c3c..a88e7bd 100644
--- a/system/features/gui.nix
+++ b/system/features/gui.nix
@@ -16,7 +16,6 @@
   };
   services.displayManager.gdm = {
     enable = true;
-    wayland = true;
   };
   # services.displayManager.ly.enable = true;
 
diff --git a/system/hosts/altair/configuration.nix b/system/hosts/altair/configuration.nix
index 56a5489..8eafc93 100644
--- a/system/hosts/altair/configuration.nix
+++ b/system/hosts/altair/configuration.nix
@@ -17,7 +17,8 @@
   # Enable networking
   networking.networkmanager.enable = true;
   # Disable wpa-supplicant to avoid conflicts with network manager.
-  networking.wireless.enable = false;
+  # Appears this is not needed as of 26.05
+  # networking.wireless.enable = false;
 
   # Set your time zone.
   time.timeZone = "America/Los_Angeles";