diff --git a/setup.py b/setup.py
index 94c5baefbf..026e54ff20 100644
--- a/setup.py
+++ b/setup.py
@@ -53,6 +53,7 @@ for dep in info.get('depends', []):
         requires.append(get_require_version('trytond_%s' % dep))
 requires.append(get_require_version('trytond'))
 
+tests_require = [get_require_version('proteus')]
 dependency_links = []
 if minor_version % 2:
     dependency_links.append('https://trydevpi.tryton.org/')
@@ -119,5 +120,9 @@ setup(name=name,
     """,
     test_suite='tests',
     test_loader='trytond.test_loader:Loader',
+    tests_require=tests_require,
     use_2to3=True,
+    convert_2to3_doctests=[
+        'tests/scenario_currency_compute.rst',
+        ],
     )
diff --git a/tests/scenario_currency_compute.rst b/tests/scenario_currency_compute.rst
new file mode 100644
index 0000000000..bf494f95a5
--- /dev/null
+++ b/tests/scenario_currency_compute.rst
@@ -0,0 +1,22 @@
+=========================
+Currency Compute Scenario
+=========================
+
+Imports::
+
+    >>> from decimal import Decimal
+    >>> from proteus import Model
+    >>> from trytond.tests.tools import activate_modules
+    >>> from trytond.modules.currency.tests.tools import get_currency
+
+Install currency::
+
+    >>> config = activate_modules('currency')
+
+Call compute::
+
+    >>> Currency = Model.get('currency.currency')
+    >>> usd = get_currency(code='USD')
+    >>> eur = get_currency(code='EUR')
+    >>> Currency.compute(usd.id, Decimal('10.00'), eur.id, {})
+    Decimal('20.00')
diff --git a/tests/test_currency.py b/tests/test_currency.py
index a880970cee..7000011a02 100644
--- a/tests/test_currency.py
+++ b/tests/test_currency.py
@@ -1,11 +1,14 @@
 # This file is part of Tryton.  The COPYRIGHT file at the top level of
 # this repository contains the full copyright notices and license terms.
 import datetime
+import doctest
 import unittest
 from decimal import Decimal
 import trytond.tests.test_tryton
 from trytond.transaction import Transaction
 from trytond.tests.test_tryton import ModuleTestCase, with_transaction
+from trytond.tests.test_tryton import doctest_teardown
+from trytond.tests.test_tryton import doctest_checker
 from trytond.pool import Pool
 
 
@@ -257,4 +260,9 @@ def suite():
     suite = trytond.tests.test_tryton.suite()
     suite.addTests(unittest.TestLoader().loadTestsFromTestCase(
             CurrencyTestCase))
+    suite.addTests(doctest.DocFileSuite(
+            'scenario_currency_compute.rst',
+            tearDown=doctest_teardown, encoding='utf-8',
+            checker=doctest_checker,
+            optionflags=doctest.REPORT_ONLY_FIRST_FAILURE))
     return suite