diff --git a/ietf/doc/tests_downref.py b/ietf/doc/tests_downref.py
index bce1d7c3a..9584df80d 100644
--- a/ietf/doc/tests_downref.py
+++ b/ietf/doc/tests_downref.py
@@ -3,7 +3,7 @@
 
 from __future__ import unicode_literals
 
-from django.core.urlresolvers import reverse as urlreverse
+from django.urls import reverse as urlreverse
 
 import debug    # pyflakes:ignore