diff --git a/README.md b/README.md
index 9138e57..4ef5c77 100644
--- a/README.md
+++ b/README.md
@@ -52,6 +52,7 @@ This list is maintained by [Frederic Cambus](http://www.cambus.net). For updates
 - [Serving precompressed content with Nginx and Zopfli](http://www.cambus.net/serving-precompressed-content-with-nginx-and-zopfli/)
 - [Nginx on FreeBSD](http://www.cambus.net/nginx-on-freebsd/)
 - [Using New Debugging Features to Probe NGINX Internals](https://www.nginx.com/blog/new-debugging-features-probe-nginx-internals/)
+- [Performing A/B Testing with NGINX and NGINX Plus](https://www.nginx.com/blog/performing-a-b-testing-nginx-plus/)
 
 ## Modules development