diff --git a/configuration.nix b/configuration.nix
index 00d37f3..1fccc96 100644
--- a/configuration.nix
+++ b/configuration.nix
@@ -129,7 +129,7 @@
     users.groups.net = {};
     users.users.universe = {
       isNormalUser = true;
-      extraGroups = [ "wheel" "adbusers" "net" "brltty" "brlapi" ];
+      extraGroups = [ "wheel" "adbusers" "net" "brltty" "brlapi" "dialout" ];
       packages = with pkgs; [
       ];
     };