diff --git a/core-java-modules/core-java-string-operations-7/README.md b/core-java-modules/core-java-string-operations-7/README.md
index 7a15163c4a..de45ee0cec 100644
--- a/core-java-modules/core-java-string-operations-7/README.md
+++ b/core-java-modules/core-java-string-operations-7/README.md
@@ -10,3 +10,4 @@
 - [Java’s String.length() and String.getBytes().length](https://www.baeldung.com/java-string-length-vs-getbytes-length)
 - [Replace Non-Printable Unicode Characters in Java](https://www.baeldung.com/java-replace-non-printable-unicode-characters)
 - [Check If a Java StringBuilder Object Contains a Character](https://www.baeldung.com/java-check-stringbuilder-object-contains-character)
+- [UTF-8 Validation in Java](https://www.baeldung.com/java-utf-8-validation)