Plastic tab on back broke off back of display

[TK1]

It looks like I am having the same issue with the little plastic tabs broke off the back of the nest display and I need to get a replacement plastic piece so that my nest does not fall off the wall. TIA.

Similar to issue below

 

[robertooddi]

I have the same issue never stay clipped in from day one and now one tab is broken.

were you able to get replacement under warrantee!