KeyError: 'admin-secret'

KeyError: 'admin-secret' when deploying with deployer.

$ juju deployer -v --debug --watch --config wordpress-bundle/bundles.yaml wordpress-simple
2014-02-11 01:17:49 [DEBUG] deployer.cli: Using runtime GoEnvironment
2014-02-11 01:17:49 [INFO] deployer.cli: Starting deployment of wordpress-simple
Traceback (most recent call last):
  File "/usr/bin/juju-deployer", line 9, in <module>
    load_entry_point('juju-deployer==0.3.0', 'console_scripts', 'juju-deployer')()
  File "/usr/lib/python2.7/dist-packages/deployer/cli.py", line 118, in main
    run()
  File "/usr/lib/python2.7/dist-packages/deployer/cli.py", line 209, in run
    importer.Importer(env, deployment, options).run()
  File "/usr/lib/python2.7/dist-packages/deployer/action/importer.py", line 175, in run
    self.env.connect()
  File "/usr/lib/python2.7/dist-packages/deployer/env/go.py", line 54, in connect
    self.client.login(self._get_token())
  File "/usr/lib/python2.7/dist-packages/deployer/env/go.py", line 25, in _get_token
    return config['admin-secret']
KeyError: 'admin-secret'
ERROR exit status 1

ProblemType: Bug
DistroRelease: Ubuntu 14.04
Package: juju-deployer 0.3.0-0ubuntu2
ProcVersionSignature: User Name 3.13.0-6.23-generic 3.13.0
Uname: Linux 3.13.0-6-generic x86_64
ApportVersion: 2.13.2-0ubuntu2
Architecture: amd64
Date: Tue Feb 11 01:14:56 2014
PackageArchitecture: all
ProcEnviron:
 TERM=screen-256color-bce
 PATH=(custom, no user)
 XDG_RUNTIME_DIR=<set>
 LANG=ja_JP.UTF-8
 SHELL=/bin/bash
SourcePackage: juju-deployer
UpgradeStatus: No upgrade log present (probably fresh install)