diff --git a/requirements.txt b/requirements.txt
index 9efc9a72..c2e4ca2c 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -9,7 +9,7 @@ celery==4.4.0
 redis==3.3.11
 cryptography==2.8
 markdown2==2.3.8
-twilio==6.35.2
+twilio==6.35.3
 pyumetric==0.0.4
 pyvalitron==1.1.3
 feedgen==0.8.0