diff --git a/README.md b/README.md
index d5cf051..64bd416 100644
--- a/README.md
+++ b/README.md
@@ -13,4 +13,5 @@ To understand  The software-defined networking well, I trying to create a simple
 
 - [rust_ofp](https://github.com/baxtersa/rust_ofp)
 - [awesome-sdn](https://github.com/sdnds-tw/awesome-sdn)
-- [ryu](https://github.com/faucetsdn/ryu)
\ No newline at end of file
+- [ryu](https://github.com/faucetsdn/ryu)
+- [learn-sdn-with-ryu](https://github.com/knetsolutions/learn-sdn-with-ryu)
\ No newline at end of file