After an emerge --depclean, I see >>> package: dev-qt/qtx11extras-5.15.9 * - /usr/lib64/libQt5X11Extras.so.5 * - /usr/lib64/libQt5X11Extras.so.5.15.9 * used by /usr/lib64/audacious/General/qthotkey.so (media-plugins/audacious-plugins-4.3.1-r2) And $ scanelf -n /usr/lib64/audacious/General/qthotkey.so TYPE NEEDED FILE ET_DYN libaudcore.so.5,libQt5Widgets.so.5,libQt5Gui.so.5,libQt5Core.so.5,libQt5X11Extras.so.5,libX11.so.6,libaudqt.so.2,libstdc++.so.6,libgcc_s.so.1,libc.so.6 /usr/lib64/audacious/General/qthotkey.so