diff --git a/spring-security-kerberos/README.md b/spring-security-kerberos/README.md
index 0338c2058c..f9594ca529 100644
--- a/spring-security-kerberos/README.md
+++ b/spring-security-kerberos/README.md
@@ -8,3 +8,4 @@ mvn clean install
 
 ### Relevant Articles:
 - [Spring Security – Kerberos](http://www.baeldung.com/xxxxxx)
+- [Introduction to SPNEGO/Kerberos Authentication in Spring](https://www.baeldung.com/spring-security-kerberos)