diff --git a/core-java/README.md b/core-java/README.md
index a17e01e8d2..ec475c1167 100644
--- a/core-java/README.md
+++ b/core-java/README.md
@@ -44,3 +44,4 @@
 - [Sorting in Java](http://www.baeldung.com/java-sorting)
 - [Getting Started with Java Properties](http://www.baeldung.com/java-properties)
 - [Grep in Java](http://www.baeldung.com/grep-in-java)
+- [Java - Combine Multiple Collections](http://www.baeldung.com/java-combine-multiple-collections)