diff --git a/free-programming-books.md b/free-programming-books.md
index acf773b8393cfd95c4e20ee2e5c13d71ff777c3c..9714e7fe89de49380e6bc6d2c1104b1b15e4afc5 100644
--- a/free-programming-books.md
+++ b/free-programming-books.md
@@ -834,6 +834,7 @@
 * [Learning Go](http://archive.miek.nl/projects/learninggo/index.html)
 * [Network programming with Go](http://jan.newmarch.name/go/)
 * [The Go Tutorial](http://golang.org/doc/go_tutorial.html)
+* [Practical Cryptography With Go](https://leanpub.com/gocrypto/read)
 
 
 ###Gradle