Considering the corresponding Debian bug report has been resolved and the fixed version synced to Cosmic (https://bugs.launchpad.net/ubuntu/+source/kxstitch/2.1.1-1), I believe this is fixed. Couldn't see any current references to QT4 in that version at least.
** Changed in: kxstitch (Ubuntu) Status: New => Fix Released -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1757724 Title: Please port your package away from Qt 4 To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/kxstitch/+bug/1757724/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs