diff --git a/appengine/twilio/package.json b/appengine/twilio/package.json
index d33fa89a53..9723ddc653 100644
--- a/appengine/twilio/package.json
+++ b/appengine/twilio/package.json
@@ -15,7 +15,7 @@
   "dependencies": {
     "body-parser": "^1.18.3",
     "express": "^4.16.4",
-    "twilio": "^3.30.3"
+    "twilio": "^4.19.3"
   },
   "devDependencies": {
     "assert": "^1.4.1",