diff --git a/kerberos/kerberos-test/spring-security-kerberos-test.gradle b/kerberos/kerberos-test/spring-security-kerberos-test.gradle
index d623fb80297..5e7022783bd 100644
--- a/kerberos/kerberos-test/spring-security-kerberos-test.gradle
+++ b/kerberos/kerberos-test/spring-security-kerberos-test.gradle
@@ -1,5 +1,6 @@
 plugins {
 	id 'io.spring.convention.spring-module'
+	id 'javadoc-warnings-error'
 }
 
 description = 'Spring Security Kerberos Test'
diff --git a/kerberos/kerberos-test/src/main/java/org/springframework/security/kerberos/test/KerberosSecurityTestcase.java b/kerberos/kerberos-test/src/main/java/org/springframework/security/kerberos/test/KerberosSecurityTestcase.java
index ffa91602784..885df14fec0 100644
--- a/kerberos/kerberos-test/src/main/java/org/springframework/security/kerberos/test/KerberosSecurityTestcase.java
+++ b/kerberos/kerberos-test/src/main/java/org/springframework/security/kerberos/test/KerberosSecurityTestcase.java
@@ -24,9 +24,9 @@
 
 /**
  * KerberosSecurityTestcase provides a base class for using MiniKdc with other testcases.
- * KerberosSecurityTestcase starts the MiniKdc (@Before) before running tests, and stop
- * the MiniKdc (@After) after the testcases, using default settings (working dir and kdc
- * configurations).
+ * KerberosSecurityTestcase starts the MiniKdc (@BeforeEach) before running tests, and
+ * stop the MiniKdc (@AfterEach) after the testcases, using default settings (working dir
+ * and kdc configurations).
  * <p>
  * Users can directly inherit this class and implement their own test functions using the
  * default settings, or override functions getTestDir() and createMiniKdcConf() to provide