diff --git a/core-java-modules/core-java-collections-4/README.md b/core-java-modules/core-java-collections-4/README.md
index cdb457e342..1f52dc6d91 100644
--- a/core-java-modules/core-java-collections-4/README.md
+++ b/core-java-modules/core-java-collections-4/README.md
@@ -11,3 +11,4 @@
 - [Sorting Objects in a List by Date](https://www.baeldung.com/java-sort-list-by-date)
 - [Fixed Size Queue Implementations in Java](https://www.baeldung.com/java-fixed-size-queue)
 - [Difference Between Java Enumeration and Iterator](https://www.baeldung.com/java-enumeration-vs-iterator)
+- [Sort Collection of Objects by Multiple Fields in Java](https://www.baeldung.com/java-sort-collection-multiple-fields)