diff --git a/django_airavata/apps/api/models.py b/django_airavata/apps/api/models.py
index 2962dac..829c88f 100644
--- a/django_airavata/apps/api/models.py
+++ b/django_airavata/apps/api/models.py
@@ -26,6 +26,7 @@
     class Meta:
         unique_together = (('username', 'application_id'),)
 
+
 class NotificationExtension(models.Model):
     class Meta:
         unique_together = (('notification_id', ),)
diff --git a/django_airavata/apps/api/serializers.py b/django_airavata/apps/api/serializers.py
index 6ab4bb8..da96659 100644
--- a/django_airavata/apps/api/serializers.py
+++ b/django_airavata/apps/api/serializers.py
@@ -1101,8 +1101,7 @@
         model = models.User_Notifications
 
 
-class NotificationSerializer(
-    thrift_utils.create_serializer_class(Notification)):
+class NotificationSerializer(thrift_utils.create_serializer_class(Notification)):
     url = FullyEncodedHyperlinkedIdentityField(
         view_name='django_airavata_api:manage-notifications-detail',
         lookup_field='notificationId',