diff --git a/usr/lib/sonist/about_app.py b/usr/lib/sonist/about_app.py
index 1505ff5..ecac5ab 100644
--- a/usr/lib/sonist/about_app.py
+++ b/usr/lib/sonist/about_app.py
@@ -27,7 +27,6 @@ class AboutWindow(Gtk.AboutDialog):
     self.set_authors([
       'Yutent <yutent.io@gmail.com> (Sonist)',
       'Mic92 <https://github.com/Mic92/python-mpd2> (python-mpd2)',
-      'quodlibet <https://github.com/quodlibet/mutagen> (python-mutagen)'
     ])
     self.set_copyright('© 2023 Yutent <yutent.io@gmail.com>')
     self.set_comments('Sonist-Gtk 是一个界面美观, 基于MPD后端的音乐播放器, 使用python + gtk3开发。')