diff --git a/java-collections-maps-3/README.md b/java-collections-maps-3/README.md
index 9b1d8510c2..831f987523 100644
--- a/java-collections-maps-3/README.md
+++ b/java-collections-maps-3/README.md
@@ -4,3 +4,4 @@
 - [Using a Byte Array as Map Key in Java](https://www.baeldung.com/java-map-key-byte-array)
 - [Using the Map.Entry Java Class](https://www.baeldung.com/java-map-entry)
 - [Optimizing HashMap’s Performance](https://www.baeldung.com/java-hashmap-optimize-performance)
+- [Update the Value Associated With a Key in a HashMap](https://www.baeldung.com/java-hashmap-update-value-by-key)