Hi DR, > I realize that emails that have lines larger than that are violating > spec, but there's no real harm in allowing them in - since I'm already > using good spam filtering, and especially if I know that I'm losing > legit emails because of this. You're encouraging their spread. Take a stand! Bounce! :-) You could look at what Exim deposits to see what's on the overlong lines. That may give a clue why it has started. Or it might show some upstream corruption problem is deleting the odd linefeed thus joining two lines together. -- Cheers, Ralph.