diff --git a/dotfiles/config/gtk-3.0/settings.ini b/dotfiles/config/gtk-3.0/settings.ini
index 04e740b1..a2d75edb 100644
--- a/dotfiles/config/gtk-3.0/settings.ini
+++ b/dotfiles/config/gtk-3.0/settings.ini
@@ -1,6 +1,6 @@
 [Settings]
 gtk-application-prefer-dark-theme=false
-gtk-button-images=true
+gtk-button-images=1
 gtk-cursor-theme-name=breeze_cursors
 gtk-cursor-theme-size=24
 gtk-decoration-layout=icon:minimize,maximize,close
@@ -9,14 +9,14 @@ gtk-enable-event-sounds=1
 gtk-enable-input-feedback-sounds=1
 gtk-fallback-icon-theme=gnome
 gtk-font-name=Noto Sans,  10
-gtk-icon-theme-name=breeze
+gtk-icon-theme-name=Numix-Circle
 gtk-key-theme-name=Emacs
-gtk-menu-images=true
+gtk-menu-images=1
 gtk-modules=colorreload-gtk-module
 gtk-primary-button-warps-slider=false
 gtk-theme-name=Arc
 gtk-toolbar-icon-size=GTK_ICON_SIZE_LARGE_TOOLBAR
-gtk-toolbar-style=3
+gtk-toolbar-style=GTK_TOOLBAR_BOTH_HORIZ
 gtk-xft-antialias=1
 gtk-xft-dpi=98304
 gtk-xft-hinting=1
diff --git a/nixos/desktop.nix b/nixos/desktop.nix
index 9c2551c8..c3866dac 100644
--- a/nixos/desktop.nix
+++ b/nixos/desktop.nix
@@ -45,9 +45,14 @@
 
   environment.systemPackages = with pkgs; [
     # Appearance
+    gnome.adwaita-icon-theme
+    hicolor-icon-theme
+    libsForQt5.breeze-gtk
+    materia-theme
     numix-icon-theme-circle
     papirus-icon-theme
-    hicolor-icon-theme
+    tela-icon-theme
+    tela-circle-icon-theme
 
     # XOrg
     autorandr
@@ -62,7 +67,7 @@
     # Haskell Desktop
     haskellPackages.xmonad
     haskellPackages.imalison-xmonad
-    # haskellPackages.notifications-tray-icon
+    haskellPackages.notifications-tray-icon
     haskellPackages.gtk-sni-tray
     haskellPackages.status-notifier-item
     haskellPackages.dbus-hslogger