This happend to me too. I'm running Ubuntu Budgie 16.04 using the Elementary GTK theme. Switching to a different theme seemed to stop this unwanted behavior, so in my case it must be a bug in the Elementary theme.
-- You received this bug notification because you are a member of Desktop Packages, which is subscribed to gnome-terminal in Ubuntu. https://bugs.launchpad.net/bugs/1686623 Title: Gnome terminal window shrink on exit focus with wayland Status in gnome-terminal package in Ubuntu: Confirmed Bug description: Gnome terminal window shrink each time the window is unfocused. It only happen with Wayland. Workaround: Maximize the terminal window. ProblemType: Bug DistroRelease: Ubuntu 17.04 Package: gnome-terminal 3.20.2-1ubuntu8 ProcVersionSignature: Ubuntu 4.10.0-20.22-generic 4.10.8 Uname: Linux 4.10.0-20-generic x86_64 ApportVersion: 2.20.4-0ubuntu4 Architecture: amd64 CurrentDesktop: GNOME Date: Thu Apr 27 14:10:17 2017 EcryptfsInUse: Yes SourcePackage: gnome-terminal UpgradeStatus: Upgraded to zesty on 2017-03-28 (29 days ago) To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/gnome-terminal/+bug/1686623/+subscriptions -- Mailing list: https://launchpad.net/~desktop-packages Post to : desktop-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~desktop-packages More help : https://help.launchpad.net/ListHelp
