Hamstring does nothing on fleeing mobs?

It's been a long time, but is this a bug or was it like this on retail?
I remember it was bugged like this on other emu servers, but i can't remember if it was like this on retail.
Either way, it's pretty dumb.
I remember it was bugged like this on other emu servers, but i can't remember if it was like this on retail.
Either way, it's pretty dumb.