diff --git a/.config/sway/keys.swayconf b/.config/sway/keys.swayconf
index f95291c..1f82085 100644
--- a/.config/sway/keys.swayconf
+++ b/.config/sway/keys.swayconf
@@ -17,6 +17,10 @@ bindsym XF86AudioMute exec \
 bindsym XF86AudioMicMute exec \
                 pactl set-source-mute @DEFAULT_SOURCE@ toggle
 
+# brightness
+bindsym XF86MonBrightnessUp exec xbacklight -inc 10
+bindsym XF86MonBrightnessDown exec xbacklight -dec 10
+
 # kill, reload
 bindsym {
     $mod+Shift+c kill