Upgrade to 9.2.1-ce.0 fails

Hi, on debian jessie, the upgrade to 9.2.1-ce.0 fails.

The error is:invalid option: -w (OptionParser::InvalidOption)
I can not find however where this option is set.

Best,

Jaap

Ensuring PostgreSQL is updated:/opt/gitlab/embedded/lib/ruby/gems/2.3.0/gems/omnibus-ctl-0.3.6/lib/omnibus-ctl.rb:163:in eval': invalid option: -w (OptionParser::InvalidOption) from /opt/gitlab/embedded/lib/ruby/gems/2.3.0/gems/omnibus-ctl-0.3.6/lib/omnibus-ctl.rb:163:in eval’
from /opt/gitlab/embedded/lib/ruby/gems/2.3.0/gems/omnibus-ctl-0.3.6/lib/omnibus-ctl.rb:163:in load_file' from /opt/gitlab/embedded/lib/ruby/gems/2.3.0/gems/omnibus-ctl-0.3.6/lib/omnibus-ctl.rb:158:in block in load_files’
from /opt/gitlab/embedded/lib/ruby/gems/2.3.0/gems/omnibus-ctl-0.3.6/lib/omnibus-ctl.rb:157:in each' from /opt/gitlab/embedded/lib/ruby/gems/2.3.0/gems/omnibus-ctl-0.3.6/lib/omnibus-ctl.rb:157:in load_files’
from /opt/gitlab/embedded/lib/ruby/gems/2.3.0/gems/omnibus-ctl-0.3.6/bin/omnibus-ctl:29:in <top (required)>' from /opt/gitlab/embedded/bin/omnibus-ctl:22:in load’
from /opt/gitlab/embedded/bin/omnibus-ctl:22:in `’
Ensuring PostgreSQL is updated: NOT OK