diff --git a/nixos/configuration.nix b/nixos/configuration.nix
index 4808b72..9d5752f 100644
--- a/nixos/configuration.nix
+++ b/nixos/configuration.nix
@@ -63,8 +63,8 @@
   services.printing.enable = true;
 
   # Enable sound with pipewire.
-  sound.enable = true;
-  hardware.pulseaudio.enable = false;
+  services.pulseaudio.enable = false;
+  hardware.alsa.enable = false;
   security.rtkit.enable = true;
   services.pipewire = {
     enable = true;