diff --git a/persistence-modules/spring-boot-persistence-4/README.md b/persistence-modules/spring-boot-persistence-4/README.md
index 746df92a0b..728cb35461 100644
--- a/persistence-modules/spring-boot-persistence-4/README.md
+++ b/persistence-modules/spring-boot-persistence-4/README.md
@@ -3,3 +3,4 @@
 - [List vs. Set in @OneToMany JPA](https://www.baeldung.com/spring-jpa-onetomany-list-vs-set)
 - [N+1 Problem in Hibernate and Spring Data JPA](https://www.baeldung.com/spring-hibernate-n1-problem)
 - [Get All Results at Once in a Spring Boot Paged Query Method](https://www.baeldung.com/spring-boot-paged-query-all-results)
+- [Calling Custom Database Functions With JPA and Spring Boot](https://www.baeldung.com/spring-data-jpa-custom-database-functions)