diff --git a/core-java-modules/core-java-16/README.md b/core-java-modules/core-java-16/README.md
index 760513189f..68215b3964 100644
--- a/core-java-modules/core-java-16/README.md
+++ b/core-java-modules/core-java-16/README.md
@@ -1,3 +1,4 @@
 ### Relevant articles:
 
 - [Collect a Java Stream to an Immutable Collection](https://www.baeldung.com/java-stream-immutable-collection)
+- [Guide to mapMulti in Stream API](https://www.baeldung.com/java-mapmulti)