As found in one upstream bug, you can use a temporary fix/workaround for Xfce by doing sudo sed -i.bak 's/OnlyShowIn=GNOME;Unity;/OnlyShowIn=GNOME;Unity;XFCE;/g' /etc/xdg/autostart/gnome-keyring-*.desktop Then logging out and back in.
As found in one upstream bug, you can use a temporary fix/workaround for Xfce by doing GNOME;Unity; /OnlyShowIn= GNOME;Unity; XFCE;/g' /etc/xdg/ autostart/ gnome-keyring- *.desktop
sudo sed -i.bak 's/OnlyShowIn=
Then logging out and back in.