diff --git a/README.md b/README.md
index c8d8adb..1f00650 100644
--- a/README.md
+++ b/README.md
@@ -293,6 +293,7 @@
 - [How Sidecar Pattern Works](https://newsletter.systemdesign.one/p/sidecar-pattern)
 - [Stacked Diffs, Simply Explained](https://newsletter.systemdesign.one/p/stacked-diffs)
 - [How Stock Exchange Works - Part 1](https://newsletter.systemdesign.one/p/stock-exchange-system-design)
+- [How Stock Exchange Handles Concurrency at Scale - Part 2](https://newsletter.systemdesign.one/p/disruptor-pattern)
 
 #### W technologies