diff --git a/persistence-modules/spring-boot-persistence-mongodb/README.md b/persistence-modules/spring-boot-persistence-mongodb/README.md
index 97241ad464..f5eaeff89c 100644
--- a/persistence-modules/spring-boot-persistence-mongodb/README.md
+++ b/persistence-modules/spring-boot-persistence-mongodb/README.md
@@ -5,4 +5,5 @@
 - [Upload and Retrieve Files Using MongoDB and Spring Boot](https://www.baeldung.com/spring-boot-mongodb-upload-file)
 - [GridFS in Spring Data MongoDB](http://www.baeldung.com/spring-data-mongodb-gridfs)
 - [ZonedDateTime with Spring Data MongoDB](https://www.baeldung.com/spring-data-mongodb-zoneddatetime)
+- [A Guide to @DBRef in MongoDB](https://www.baeldung.com/spring-mongodb-dbref-annotation)