diff --git a/nixos/common/default.nix b/nixos/common/default.nix
index 5698eee..46637b9 100644
--- a/nixos/common/default.nix
+++ b/nixos/common/default.nix
@@ -23,6 +23,8 @@
     };
   };
 
+  users.users.lu.extraGroups = ["audio"];
+
   # auto mount external drives
   services.devmon.enable = true;
   services.gvfs.enable = true;