diff --git a/config/i3/config b/config/i3/config
index d079320..19c8489 100644
--- a/config/i3/config
+++ b/config/i3/config
@@ -170,7 +170,7 @@ bindsym $mod+r mode "resize"
 bindsym XF86AudioMute exec "pactl set-sink-mute @DEFAULT_SINK@ toggle"
 bindsym XF86AudioLowerVolume exec "pactl set-sink-mute @DEFAULT_SINK@ false && pactl set-sink-volume @DEFAULT_SINK@ '-5%'"
 bindsym XF86AudioRaiseVolume exec "pactl set-sink-mute @DEFAULT_SINK@ false && pactl set-sink-volume @DEFAULT_SINK@ '+5%'"
-bindsym XF86AudioMicMute exec "pactl set-source-mute 1 toggle"
+bindsym XF86AudioMicMute exec "pactl set-source-mute @DEFAULT_SOURCE@ toggle"
 
 bindsym XF86MonBrightnessDown exec "brightnessctl set 4%-"
 bindsym XF86MonBrightnessUp exec "brightnessctl set 4%+"