diff --git a/profiles/default/linux/amd64/13.0/backbone/desktop/package.use b/profiles/default/linux/amd64/13.0/backbone/desktop/package.use
index 3d10d651..de3dd25d 100644
--- a/profiles/default/linux/amd64/13.0/backbone/desktop/package.use
+++ b/profiles/default/linux/amd64/13.0/backbone/desktop/package.use
@@ -152,6 +152,7 @@ virtual/udev gudev hwdb static-libs
 www-apps/dokuwiki gd vhosts
 www-apps/redmine fastcgi git imagemagick mercurial git mysql
 www-client/firefox custom-cflags custom-optimization gstreamer -pgo system-icu system-jpeg system-sqlite
+=www-client/firefox-30.0 -gstreamer # memory leakage on YouTube
 www-client/links gpm
 www-plugins/adobe-flash abi_x86_32
 www-servers/lighttpd php fastcgi mysql -minimal