Can't create click target for armhf

sudo click chroot -a armhf -f ubuntu-sdk-15.04 create

The following packages have unmet dependencies:
 ubuntu-sdk-libs:armhf : Depends: ubuntu-html5-container:armhf
E: Unable to correct problems, you have held broken packages.
Command returned 100: schroot -u root -c source:click-ubuntu-sdk-15.04-armhf -- /finish.sh
Traceback (most recent call last):
  File "/usr/bin/click", line 110, in <module>
    sys.exit(main())
  File "/usr/bin/click", line 106, in main
    return mod.run(args)
  File "/usr/lib/python3/dist-packages/click/commands/chroot.py", line 266, in run
    return args.func(parser, args)
  File "/usr/lib/python3/dist-packages/click/commands/chroot.py", line 68, in create
    return chroot.create(args.keep_broken_chroot)
  File "/usr/lib/python3/dist-packages/click/chroot.py", line 599, in create
    self.full_name, ret_code))
click.chroot.ClickChrootException: Failed to create chroot 'click-ubuntu-sdk-15.04-armhf' (exit status 100)