diff --git a/.config/gtk-3.0/settings.ini b/.config/gtk-3.0/settings.ini
index 7c6461a..29322c1 100644
--- a/.config/gtk-3.0/settings.ini
+++ b/.config/gtk-3.0/settings.ini
@@ -1,2 +1,2 @@
 [Settings]
-gtk-application-prefer-dark-theme=0
+gtk-application-prefer-dark-theme=1
diff --git a/.config/gtk-4.0/settings.ini b/.config/gtk-4.0/settings.ini
new file mode 100644
index 0000000..29322c1
--- /dev/null
+++ b/.config/gtk-4.0/settings.ini
@@ -0,0 +1,2 @@
+[Settings]
+gtk-application-prefer-dark-theme=1
diff --git a/.config/sway/config b/.config/sway/config
index 399a754..c09ce56 100644
--- a/.config/sway/config
+++ b/.config/sway/config
@@ -15,6 +15,10 @@ set $menu wofi
 include /etc/sway/config-vars.d/*
 exec dbus-update-activation-environment --systemd WAYLAND_DISPLAY XDG_CURRENT_DESKTOP=sway
 
+exec_always {
+  gsettings set org.gnome.desktop.interface gtk-theme 'catppuccin-mocha-mauve-standard+default'
+}
+
 ### Output configuration
 output * bg ~/.config/configfiles/wallpaper.png fill
 exec_always "kanshi"
diff --git a/.config/waybar/config b/.config/waybar/config
index de5b5f1..a24d952 100644
--- a/.config/waybar/config
+++ b/.config/waybar/config
@@ -13,10 +13,10 @@
     "format": "{title}"
   },
   "network": {
-        "interface": "wlan0",
-        "format-wifi": "󰖩 {essid}",
-        "format-disconnected": "󰖪",
-        "interval": 1
+    "interface": "wlan0",
+    "format-wifi": "󰖩 {essid}",
+    "format-disconnected": "󰖪",
+    "interval": 1
   },
   "battery": {
     "bat": "BAT0",
diff --git a/ansible/roles/packages/vars/Pop!_OS-22.04.yml b/ansible/roles/packages/vars/Pop!_OS-22.04.yml
index 039aaaf..551d8c3 100644
--- a/ansible/roles/packages/vars/Pop!_OS-22.04.yml
+++ b/ansible/roles/packages/vars/Pop!_OS-22.04.yml
@@ -36,6 +36,7 @@ required_packages_apt:
   - kanshi
   - waybar
   - libappindicator1
+  - sway-notification-center
 
 flatpak_remote:
   - {name: 'flathub', url: "https://dl.flathub.org/repo/flathub.flatpakrepo"}