diff --git a/channels/tests/base.py b/channels/tests/base.py
index bed25f1..09ce66f 100644
--- a/channels/tests/base.py
+++ b/channels/tests/base.py
@@ -1,4 +1,4 @@
-from django.test import TestCase
+from django.test.testcases import TestCase
 from channels import DEFAULT_CHANNEL_LAYER
 from channels.asgi import channel_layers, ChannelLayerWrapper
 from channels.message import Message