Facebook un limmit what my friends can see.?

Hey i limmited what my sisters in law could see on my status updates, now how do i remove them, fir exsample when i go on my profile and read my own status, where the lil silver.grey padlock is it louds up saying friend only except the twi sisters names follow.....how do i remove them. I have no one on my limmited priofile friend list,,, ty xxx