diff --git a/oscar/configuration.nix b/oscar/configuration.nix
index 0e5b292..66241ad 100644
--- a/oscar/configuration.nix
+++ b/oscar/configuration.nix
@@ -111,7 +111,7 @@
   # Define a user account. Don't forget to set a password with ‘passwd’.
   users.users.chandler.isNormalUser = true;
   users.users.chandler.description = "Chandler Swift";
-  users.users.chandler.extraGroups = [ "networkmanager" "wheel" "dialout" ];
+  users.users.chandler.extraGroups = [ "networkmanager" "wheel" "dialout" "cdrom" ];
   home-manager.users.chandler = { pkgs, ... }: {
     home.packages = with pkgs; [
       firefox