Thank goodness. I really was not going to be happy with this idiotic ability until I had a good solid tool for lifetapping, err uh, healing, err martyrizing(tm) myself to death. This change should help.
With any luck they'll tweak it soon so that one LotM cast is insta-death to the paladin.
... whereupon the clouds will part, the light will shine down, and a rainbow image of Uther will appear surrounded by unicorns, butterflies and angels - while all hostilities are ceased so that mourning over my heroic passing can appropriately take place.
You know, something subtle and in keeping with the "class fantasy."