diff --git a/README.md b/README.md
index 40775ab..b50b3a4 100644
--- a/README.md
+++ b/README.md
@@ -152,6 +152,7 @@ This repository is an attempt to consolidate useful resources for Site Reliabili
 * [Site Reliability Engineering](https://landing.google.com/sre/sre-book/toc/index.html)
 * [The Site Reliability Workbook](https://landing.google.com/sre/workbook/toc/)
 * [Seeking SRE](https://books.google.ru/books?id=tmhqDwAAQBAJ)
+* [Building Secure and Reliable Systems](https://landing.google.com/sre/static/pdf/SRS.pdf)
 
 ### Linux