diff --git a/kotlin-libraries-2/README.md b/kotlin-libraries-2/README.md
index fdb7c2830d..0b9f238d51 100644
--- a/kotlin-libraries-2/README.md
+++ b/kotlin-libraries-2/README.md
@@ -1,3 +1,4 @@
 ## Relevant articles:
 
 - [Jackson Support for Kotlin](https://www.baeldung.com/jackson-kotlin)
+- [Introduction to RxKotlin](https://www.baeldung.com/rxkotlin)