diff --git a/fargo/fargo/views.py b/fargo/fargo/views.py
index 9b3e608..d38df6d 100644
--- a/fargo/fargo/views.py
+++ b/fargo/fargo/views.py
@@ -279,7 +279,7 @@ class JSON(JSONP):
         if username:
             User = get_user_model()
             request.user = get_object_or_404(User, username=username)
-        elif not request.user.is_authenticated():
+        elif not request.user.is_authenticated:
             return method_decorator(login_required)(JSON.get)(self, request)
         response = HttpResponse(dumps(self.get_data(request)), content_type='application/json')
         response['Access-Control-Allow-Origin'] = '*'