diff --git a/core-java-modules/core-java-collections-maps-6/README.md b/core-java-modules/core-java-collections-maps-6/README.md
index 5b45752e74..9575a02c73 100644
--- a/core-java-modules/core-java-collections-maps-6/README.md
+++ b/core-java-modules/core-java-collections-maps-6/README.md
@@ -1,3 +1,4 @@
 ## Relevant Articles
 - [Copying All Keys and Values From One Hashmap Onto Another Without Replacing Existing Keys and Values](https://www.baeldung.com/java-copy-hashmap-no-changes)
 - [Convert Hashmap to JSON Object in Java](https://www.baeldung.com/java-convert-hashmap-to-json-object)
+- [Converting Map<String, Object> to Map<String, String> in Java](https://www.baeldung.com/java-converting-map-string-object-to-string-string)