Can't reproduce this in Debian Unstable with zsh 5.0.5-2, hence this is likely fixed already and an update of Ubuntu's zsh package to 5.0.5-2 should fix it in Ubuntu, too.
** Changed in: zsh (Ubuntu) Status: New => Fix Committed -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1317154 Title: autocompletion for 'git submodule' commands is broken To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/zsh/+bug/1317154/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs