diff --git a/endpoints/notificationevent.py b/endpoints/notificationevent.py
index 2f7fb34fb..b550d76b0 100644
--- a/endpoints/notificationevent.py
+++ b/endpoints/notificationevent.py
@@ -4,8 +4,9 @@ import json
 import re
 
 from datetime import datetime
-from notificationhelper import build_event_data
+from endpoints.notificationhelper import build_event_data
 from util.jinjautil import get_template_env
+from util.morecollections import AttrDict
 from util.secscan import PRIORITY_LEVELS, get_priority_for_index
 
 template_env = get_template_env("events")
@@ -121,7 +122,13 @@ class VulnerabilityFoundEvent(NotificationEvent):
   def get_sample_data(self, notification):
     event_config = json.loads(notification.event_config_json)
 
-    return build_event_data(notification.repository, {
+    # TODO(jzelinskie): remove when more endpoints have been converted to using
+    # interfaces
+    repo = AttrDict({
+      'namespace_name': notification.repository.namespace_user.username,
+      'name': notification.repository.name,
+    })
+    return build_event_data(repo, {
       'tags': ['latest', 'prod'],
       'image': 'some-image-id',
       'vulnerability': {
diff --git a/endpoints/notificationhelper.py b/endpoints/notificationhelper.py
index 8640d741d..3ec7c16eb 100644
--- a/endpoints/notificationhelper.py
+++ b/endpoints/notificationhelper.py
@@ -1,8 +1,9 @@
+import json
+
 from app import app, notification_queue
 from data import model
 from auth.auth_context import get_authenticated_user, get_validated_oauth_token
 
-import json
 
 def build_event_data(repo, extra_data={}, subpage=None):
   repo_string = '%s/%s' % (repo.namespace_name, repo.name)