diff --git a/appengine/flexible/twilio/requirements.txt b/appengine/flexible/twilio/requirements.txt
index e9b701b164e..973dd0f95af 100644
--- a/appengine/flexible/twilio/requirements.txt
+++ b/appengine/flexible/twilio/requirements.txt
@@ -1,3 +1,3 @@
 Flask==1.1.2
 gunicorn==20.0.4
-twilio==6.54.0
+twilio==9.0.2