diff --git a/.config/i3/config b/.config/i3/config
index 016290d..6a53e69 100644
--- a/.config/i3/config
+++ b/.config/i3/config
@@ -152,6 +152,11 @@ bindsym $mod+Control+v exec "ibus engine Unikey"
 # exit i3 (logs you out of your X session)
 bindsym $mod+Shift+e exec "i3-nagbar -t warning -m 'You pressed the exit shortcut. Do you really want to exit i3? This will end your X session.' -B 'Yes, exit i3' 'i3-msg exit'"
 
+# volume keys: mute, lower highter
+bindsym XF86AudioMute exec "pactl set-sink-mute @DEFAULT_SINK@ toggle"
+bindsym XF86AudioLowerVolume exec "pactl set-sink-volume @DEFAULT_SINK@ -5%"
+bindsym XF86AudioRaiseVolume exec "pactl set-sink-volume @DEFAULT_SINK@ +5%"
+
 # open login screen on another vt (virtual terminal)
 bindsym $mod+Shift+XF86HomePage exec "dm-tool switch-to-greeter"