diff --git a/appengine/sendgrid/package.json b/appengine/sendgrid/package.json
index 1e41c88e55..1a3b6c7a12 100644
--- a/appengine/sendgrid/package.json
+++ b/appengine/sendgrid/package.json
@@ -14,7 +14,7 @@
   "dependencies": {
     "body-parser": "1.18.3",
     "express": "4.16.4",
-    "pug": "2.0.3",
+    "pug": "3.0.1",
     "sendgrid": "5.2.3"
   }
 }