diff --git a/appengine/mailjet/package.json b/appengine/mailjet/package.json
index e833b17ac6..c56e0ec71d 100644
--- a/appengine/mailjet/package.json
+++ b/appengine/mailjet/package.json
@@ -25,7 +25,7 @@
     "body-parser": "1.17.2",
     "express": "4.15.4",
     "jade": "1.11.0",
-    "node-mailjet": "3.2.1"
+    "node-mailjet": "3.3.3"
   },
   "devDependencies": {
     "@google-cloud/nodejs-repo-tools": "1.4.17"