Issue with behave 1.2.4 and Scenario tag 0.5

[vrenaville]

┌─[vrenaville@wrk13~/opt/camptocamp_openerp]
└─> ./bin/oerpscenario -t c2c_upgrade_1_1_2
Traceback (most recent call last):
File "./bin/behave", line 47, in
sys.exit(behave.main.main())
File "/home/vrenaville/.buildout/eggs/behave-1.2.4-py2.7.egg/behave/main.py", line 111, in main
failed = runner.run()
File "/home/vrenaville/.buildout/eggs/behave-1.2.4-py2.7.egg/behave/runner.py", line 659, in run
return self.run_with_paths()
File "/home/vrenaville/.buildout/eggs/behave-1.2.4-py2.7.egg/behave/runner.py", line 664, in run_with_paths
self.load_hooks()
File "/home/vrenaville/.buildout/eggs/behave-1.2.4-py2.7.egg/behave/runner.py", line 623, in load_hooks
exec_file(hooks_path, self.hooks)
File "/home/vrenaville/.buildout/eggs/behave-1.2.4-py2.7.egg/behave/runner.py", line 306, in exec_file
execfile(filename, globals, locals)
File "/home/vrenaville/opt/camptocamp_openerp/Scenario/OERPScenario/features/environment.py", line 3, in
from support import tools, behave_better
File "/home/vrenaville/opt/camptocamp_openerp/Scenario/OERPScenario/features/support/behave_better.py", line 48, in
class PrettyFormatter(formatter.pretty.PrettyFormatter):
AttributeError: 'module' object has no attribute 'pretty'