diff --git a/manifests/packages.pp b/manifests/packages.pp
index 6c3fe49..86caa3f 100644
--- a/manifests/packages.pp
+++ b/manifests/packages.pp
@@ -16,6 +16,7 @@ node default {
     'blender',
     'bluez-firmware',
     'brave-bin',
+    'brightnessctl',
     'calibre',
     'caret-bin',
     'catimg',
diff --git a/modules/i3/files/i3.conf b/modules/i3/files/i3.conf
index 5c95775..95c00c1 100644
--- a/modules/i3/files/i3.conf
+++ b/modules/i3/files/i3.conf
@@ -16,6 +16,10 @@ bindsym XF86AudioPause exec playerctl play-pause
 bindsym XF86AudioNext exec playerctl next
 bindsym XF86AudioPrev exec playerctl previous
 
+# Brightness
+bindsym XF86MonBrightnessUp exec --no-startup-id brightnessctl s +1
+bindsym XF86MonBrightnessDown exec --no-startup-id brightnessctl s 1-
+
 # Applications
 bindsym $mod+K exec --no-startup-id keepassxc
 bindsym $mod+l exec --no-startup-id i3lock -ftc 000000