Turns out my problem turned out to be somewhere else and I noticed upstream had not updated their so numbers even. Still, a confusing situation, the mismatching numbers, but not a bug as such.
** Changed in: zeromq3 (Ubuntu) Status: New => Invalid -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1323183 Title: libzmq3 should be version 3, version 4 is incompatible in my case To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/zeromq3/+bug/1323183/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs