diff --git a/tests/scenario_commission.rst b/tests/scenario_commission.rst
index 65c7a4e9b5..0d2d01e0de 100644
--- a/tests/scenario_commission.rst
+++ b/tests/scenario_commission.rst
@@ -7,7 +7,8 @@ Imports::
     >>> import datetime
     >>> from dateutil.relativedelta import relativedelta
     >>> from decimal import Decimal
-    >>> from proteus import config, Model, Wizard
+    >>> from proteus import Model, Wizard
+    >>> from trytond.tests.tools import install_modules
     >>> from trytond.modules.company.tests.tools import create_company, \
     ...     get_company
     >>> from trytond.modules.account.tests.tools import create_fiscalyear, \
@@ -16,30 +17,15 @@ Imports::
     ...     set_fiscalyear_invoice_sequences, create_payment_term
     >>> today = datetime.date.today()
 
-Create database::
-
-    >>> config = config.set_trytond()
-    >>> config.pool.test = True
-
 Install commission::
 
-    >>> Module = Model.get('ir.module')
-    >>> module, = Module.find([
-    ...         ('name', '=', 'commission'),
-    ...         ])
-    >>> module.click('install')
-    >>> Wizard('ir.module.install_upgrade').execute('upgrade')
+    >>> config = install_modules('commission')
 
 Create company::
 
     >>> _ = create_company()
     >>> company = get_company()
 
-Reload the context::
-
-    >>> User = Model.get('res.user')
-    >>> config._context = User.get_preferences(True, config.context)
-
 Create fiscal year::
 
     >>> fiscalyear = set_fiscalyear_invoice_sequences(
diff --git a/tests/test_commission.py b/tests/test_commission.py
index 53bf41952b..2b6f4048f9 100644
--- a/tests/test_commission.py
+++ b/tests/test_commission.py
@@ -7,7 +7,7 @@ import doctest
 
 from trytond.tests.test_tryton import ModuleTestCase
 from trytond.tests.test_tryton import suite as test_suite
-from trytond.tests.test_tryton import doctest_setup, doctest_teardown
+from trytond.tests.test_tryton import doctest_teardown
 from trytond.tests.test_tryton import doctest_checker
 
 
@@ -21,7 +21,7 @@ def suite():
     suite.addTests(unittest.TestLoader().loadTestsFromTestCase(
             CommissionTestCase))
     suite.addTests(doctest.DocFileSuite('scenario_commission.rst',
-            setUp=doctest_setup, tearDown=doctest_teardown, encoding='utf-8',
+            tearDown=doctest_teardown, encoding='utf-8',
             checker=doctest_checker,
             optionflags=doctest.REPORT_ONLY_FIRST_FAILURE))
     return suite