---
title: Next-Gen WAF for Node.js 1.4.1
summary: null
url: >-
  https://www.fastly.com/documentation/reference/changes/2017/03/ngwaf-module-nodejs-1.4.1
---

- Prevented crashing in some error handling cases
- Fixed bug that caused invalid RPC requests to be sent to the Signal Sciences agent
- Trimmed whitespace around header values
- Updated third-party dependencies in shrinkwrap