Error in calculating neighbors of Test event

gracedb/models.py

@@ -118,7 +118,7 @@ class Event(models.Model):
         if not self.gpstime:
             return []
         if self.group.name == 'Test':
-            nearby = Event.objects.filter(group='Test')
+            nearby = Event.objects.filter(group__name='Test')
         else:
             nearby = Event.objects.exclude(group__name='Test')
         nearby = nearby.filter(gpstime__range=(self.gpstime-delta, self.gpstime+delta))