diff --git a/requirements.txt b/requirements.txt
index a204f02..8bd8d0d 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -2,7 +2,7 @@
 
 # Django (1.8 is a long-term support release)
 Django==1.8
-twilio
+twilio==6.0.0rc12
 whitenoise
 
 # Production dependencies
diff --git a/twilio_notifications/middleware.py b/twilio_notifications/middleware.py
index 8b49a74..488a232 100644
--- a/twilio_notifications/middleware.py
+++ b/twilio_notifications/middleware.py
@@ -1,6 +1,6 @@
 from __future__ import unicode_literals
 
-from twilio.rest import TwilioRestClient
+from twilio.rest import Client
 from django.core.exceptions import MiddlewareNotUsed
 import os
 import logging
@@ -40,7 +40,7 @@ def __init__(self):
          twilio_auth_token) = load_twilio_config()
 
         self.twilio_number = twilio_number
-        self.twilio_client = TwilioRestClient(twilio_account_sid,
+        self.twilio_client = Client(twilio_account_sid,
                                               twilio_auth_token)
 
     def send_message(self, body, to):