diff --git a/nixos/modules/config/pulseaudio.nix b/nixos/modules/config/pulseaudio.nix
index c99716b9f3c8..a9c5fc75660d 100644
--- a/nixos/modules/config/pulseaudio.nix
+++ b/nixos/modules/config/pulseaudio.nix
@@ -101,7 +101,8 @@ in {
           each user that tries to use the sound system. The server runs
           with user privileges. This is the recommended and most secure
           way to use PulseAudio. If true, one system-wide PulseAudio
-          server is launched on boot, running as the user "pulse".
+          server is launched on boot, running as the user "pulse", and
+          only users in the "audio" group will have access to the server.
           Please read the PulseAudio documentation for more details.
         '';
       };