diff --git a/modules/system/personal.nix b/modules/system/personal.nix
index 7c565f3..d71e5a0 100644
--- a/modules/system/personal.nix
+++ b/modules/system/personal.nix
@@ -16,6 +16,7 @@
     systemPackages = with pkgs; [
       calibre
       mangohud
+      mp3gain
       nextcloud-client
       picard
       qbittorrent