Quote Originally Posted by John Kananis View Post
You could just flood it with caulk. Twice. It's going to sink in because it's a large area so hit it a second time the next day or day after...

That said, I installed a ring not too long ago and some kid that was soliciting landscape work pressed it so hard that it smashed the button... this was day 2 after install. I should have grabbed a business card or something but I had no need so I just said no thanks. It wasn't until later in the afternoon that I noticed.
As mentioned above by Ron Selzer - they make foam backing rods that you stuff into wide cracks to give the caulk some added support.