diff --git a/modoboa/core/tests/test_views.py b/modoboa/core/tests/test_views.py
index 1c14f2d8f..488549915 100644
--- a/modoboa/core/tests/test_views.py
+++ b/modoboa/core/tests/test_views.py
@@ -93,6 +93,7 @@ SETTINGS_SAMPLE = {
     "maillog-logfile": "/var/log/mail.log",
     "maillog-rrd_rootdir": "/tmp",
     "maillog-greylist": False,
+    "dmarc-enable_rlookups": False,
 }
 
 
diff --git a/modoboa/dmarc/forms.py b/modoboa/dmarc/forms.py
index d00fd77f3..f3679994e 100644
--- a/modoboa/dmarc/forms.py
+++ b/modoboa/dmarc/forms.py
@@ -20,7 +20,7 @@ class ReportOptionsForm(forms.Form):
 
     def __init__(self, *args, **kwargs):
         """Constructor."""
-        super(ReportOptionsForm, self).__init__(*args, **kwargs)
+        super().__init__(*args, **kwargs)
         if not args:
             year, week, day = timezone.now().isocalendar()
             self.fields["current_year"].initial = year
diff --git a/modoboa/lib/tests/__init__.py b/modoboa/lib/tests/__init__.py
index 44d80d3f8..608197a41 100644
--- a/modoboa/lib/tests/__init__.py
+++ b/modoboa/lib/tests/__init__.py
@@ -71,7 +71,6 @@ class ModoTestCase(ParametersMixin, TestCase):
             params = {}
         response = getattr(self.client, method)(
             url, params, HTTP_X_REQUESTED_WITH="XMLHttpRequest")
-        print(response.content)
         self.assertEqual(response.status_code, status)
         return response.json()