diff --git a/CHANGELOG b/CHANGELOG
index 909b4eb..0e00fa0 100644
--- a/CHANGELOG
+++ b/CHANGELOG
@@ -1 +1,6 @@
+Version 3.4.0 - 2014-11-03
+
+Version 3.2.0 - 2014-06-02
+
+Version 3.0.0 - 2013-11-11
 * Initial release
diff --git a/plan.py b/plan.py
index 4d62183..cb65c3f 100644
--- a/plan.py
+++ b/plan.py
@@ -4,8 +4,8 @@ from trytond.pool import Pool
 from trytond.pyson import Eval, Bool, If
 from trytond.transaction import Transaction
 from trytond.wizard import Wizard, StateView, StateAction, Button
-from trytond.config import CONFIG
-DIGITS = int(CONFIG.get('unit_price_digits', 4))
+from trytond.config import config
+DIGITS = int(config.get('digits', 'unit_price_digits', 4))
 
 __all__ = ['PlanCostType', 'Plan', 'PlanBOM', 'PlanProductLine', 'PlanCost',
     'CreateBomStart', 'CreateBom']
diff --git a/tests/test_product_cost_plan.py b/tests/test_product_cost_plan.py
index a11e834..86eeaf0 100644
--- a/tests/test_product_cost_plan.py
+++ b/tests/test_product_cost_plan.py
@@ -5,44 +5,28 @@ import unittest
 import doctest
 import trytond.tests.test_tryton
 from trytond.tests.test_tryton import test_view, test_depends
-from trytond.backend.sqlite.database import Database as SQLiteDatabase
+from trytond.tests.test_tryton import doctest_setup, doctest_teardown
 
 
 class TestCase(unittest.TestCase):
-    '''
-    Test module.
-    '''
+    'Test module'
 
     def setUp(self):
         trytond.tests.test_tryton.install_module('product_cost_plan')
 
     def test0005views(self):
-        '''
-        Test views.
-        '''
+        'Test views'
         test_view('product_cost_plan')
 
     def test0006depends(self):
-        '''
-        Test depends.
-        '''
+        'Test depends'
         test_depends()
 
 
-def doctest_dropdb(test):
-    database = SQLiteDatabase().connect()
-    cursor = database.cursor(autocommit=True)
-    try:
-        database.drop(cursor, ':memory:')
-        cursor.commit()
-    finally:
-        cursor.close()
-
-
 def suite():
     suite = trytond.tests.test_tryton.suite()
     suite.addTests(unittest.TestLoader().loadTestsFromTestCase(TestCase))
     suite.addTests(doctest.DocFileSuite('scenario_product_cost_plan.rst',
-            setUp=doctest_dropdb, tearDown=doctest_dropdb, encoding='utf-8',
+            setUp=doctest_setup, tearDown=doctest_teardown, encoding='utf-8',
             optionflags=doctest.REPORT_ONLY_FIRST_FAILURE))
     return suite
diff --git a/tryton.cfg b/tryton.cfg
index 8b9a514..494b306 100644
--- a/tryton.cfg
+++ b/tryton.cfg
@@ -1,5 +1,5 @@
 [tryton]
-version=3.2.0
+version=3.4.0
 depends:
     production
 xml: