diff --git a/scripts/.local/share/scripts/pulseaudio-mic-mute b/scripts/.local/share/scripts/pulseaudio-mic-mute
new file mode 100755
index 0000000..52ef16c
--- /dev/null
+++ b/scripts/.local/share/scripts/pulseaudio-mic-mute
@@ -0,0 +1,12 @@
+#!/bin/sh
+
+pulsemixer $(\
+    pulsemixer --list-sources |\
+    grep Default |\
+    awk -v args="$args" '{
+        gsub(/,$/,"",$3);
+        cmdargs = cmdargs"--id "$3" "args" "
+    } END {
+        print cmdargs
+    }'
+) --toggle-mute
diff --git a/sway/.config/sway/config b/sway/.config/sway/config
index 3b8219a..e764f70 100644
--- a/sway/.config/sway/config
+++ b/sway/.config/sway/config
@@ -259,7 +259,7 @@ exec swaymsg split vertical
 bindsym XF86AudioRaiseVolume exec pulsemixer --change-volume +5
 bindsym XF86AudioLowerVolume exec pulsemixer --change-volume -5
 bindsym XF86AudioMute exec pulsemixer --toggle-mute
-bindsym XF86AudioMicMute exec pulsemixer --id source-43 --toggle-mute
+bindsym XF86AudioMicMute exec ~/.local/share/scripts/pulseaudio-mic-mute
 # Brightness
 bindsym XF86MonBrightnessUp exec light -A 10
 bindsym XF86MonBrightnessDown exec light -U 10