--- a/test/unittest_cwconfig.py	Fri Dec 10 12:17:18 2010 +0100
+++ b/test/unittest_cwconfig.py	Fri Mar 11 09:46:45 2011 +0100
@@ -43,7 +43,7 @@
 class CubicWebConfigurationTC(TestCase):
     def setUp(self):
         cleanup_sys_modules([CUSTOM_CUBES_DIR, ApptestConfiguration.CUBES_DIR])
-        self.config = ApptestConfiguration('data')
+        self.config = ApptestConfiguration('data', apphome=self.datadir)
         self.config._cubes = ('email', 'file')
 
     def tearDown(self):