diff --git a/core-groovy-2/README.md b/core-groovy-2/README.md
index 33df8b107b..1211dae76d 100644
--- a/core-groovy-2/README.md
+++ b/core-groovy-2/README.md
@@ -8,3 +8,4 @@
 - [Pattern Matching in Strings in Groovy](https://www.baeldung.com/groovy-pattern-matching)
 - [Working with XML in Groovy](https://www.baeldung.com/groovy-xml)
 - [Integrating Groovy into Java Applications](https://www.baeldung.com/groovy-java-applications)
+- [Concatenate Strings with Groovy](https://www.baeldung.com/groovy-concatenate-strings)