diff --git a/persistence-modules/spring-data-jpa-repo-4/README.md b/persistence-modules/spring-data-jpa-repo-4/README.md
index 0df332a109..f0cfdedab0 100644
--- a/persistence-modules/spring-data-jpa-repo-4/README.md
+++ b/persistence-modules/spring-data-jpa-repo-4/README.md
@@ -5,4 +5,5 @@
 - [Unidirectional One-to-Many and Cascading Delete in JPA](https://www.baeldung.com/spring-jpa-unidirectional-one-to-many-and-cascading-delete)
 - [TRUNCATE TABLE in Spring Data JPA](https://www.baeldung.com/spring-data-jpa-truncate-table)
 - [When to Use the getReferenceById() and findById() Methods in Spring Data JPA](https://www.baeldung.com/spring-data-jpa-getreferencebyid-findbyid-methods)
+- [Implementing Persistable-Only Entities in Spring Data JPA](https://www.baeldung.com/spring-data-persistable-only-entities)
 - More articles: [[<-- prev]](../spring-data-jpa-repo-3)