diff --git a/free-programming-books-ru.md b/free-programming-books-ru.md
index 56a6c5d12a18cbd8749bb34832ec5404cda3a424..4af89e89f70e30a9fdc5a6f5077b86d76578499a 100644
--- a/free-programming-books-ru.md
+++ b/free-programming-books-ru.md
@@ -47,6 +47,7 @@
 
 
 #### Networking
+* [Разъяснение HTTP2](https://github.com/vlet/http2-explained/blob/master/http2.ru.pdf?raw=true) (PDF) - Даниэль Штенберг
 * [TCP/IP Крупным планом](http://www.soslan.ru/tcp/)