diff --git a/core-java-modules/core-java-collections-6/README.md b/core-java-modules/core-java-collections-6/README.md
index 7165bedce3..399e34a4d5 100644
--- a/core-java-modules/core-java-collections-6/README.md
+++ b/core-java-modules/core-java-collections-6/README.md
@@ -4,4 +4,5 @@
 
 ### Relevant Articles:
 - [Iterator vs forEach() in Java](https://www.baeldung.com/java-iterator-vs-foreach)
+- [Adding Elements to a Collection During Iteration](https://www.baeldung.com/java-add-elements-collection)
 - More articles: [[<-- prev]](/core-java-modules/core-java-collections-5)