diff --git a/modules/desktop.nix b/modules/desktop.nix
index dae8a76..cefacfd 100644
--- a/modules/desktop.nix
+++ b/modules/desktop.nix
@@ -294,7 +294,9 @@ in
     # Terminal
     foot
 
-    # Audio
+    # Audio. No pulseaudio for pactl: Steam probes wpctl and pactl both and
+    # takes whichever is on PATH (nixpkgs#525793), and wireplumber puts wpctl
+    # there. Its "pactl: command not found" is noise from Steam, not a gap.
     pavucontrol
     alsa-utils