diff --git a/home/kagami-pc-home.nix b/home/kagami-pc-home.nix
index 84c1b25..822da29 100644
--- a/home/kagami-pc-home.nix
+++ b/home/kagami-pc-home.nix
@@ -24,6 +24,11 @@
     # Java & sbt
     openjdk11
     sbt
+
+    # Manage tlmc
+    flacon
+    ttaenc
+    picard
   ]);
 
   # Enable X11 configuration
diff --git a/nki-home/configuration.nix b/nki-home/configuration.nix
index 5894a42..a528c27 100644
--- a/nki-home/configuration.nix
+++ b/nki-home/configuration.nix
@@ -129,6 +129,7 @@ with lib;
     MusicFolder = "/mnt/Stuff/Music";
   };
   systemd.services.navidrome.serviceConfig.BindReadOnlyPaths = lib.mkAfter [ "/etc" ];
+  networking.firewall.allowedTCPPorts = [ 4533 ];
 
   # Printers
   services.printing.enable = true;