diff --git a/spring-boot-actuator/src/main/java/org/springframework/boot/actuate/security/AuthenticationAuditListener.java b/spring-boot-actuator/src/main/java/org/springframework/boot/actuate/security/AuthenticationAuditListener.java
index 87ff5f6fb0d..072c81c71b5 100644
--- a/spring-boot-actuator/src/main/java/org/springframework/boot/actuate/security/AuthenticationAuditListener.java
+++ b/spring-boot-actuator/src/main/java/org/springframework/boot/actuate/security/AuthenticationAuditListener.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2012-2015 the original author or authors.
+ * Copyright 2012-2016 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -61,6 +61,9 @@ public class AuthenticationAuditListener extends AbstractAuthenticationAuditList
 		Map<String, Object> data = new HashMap<String, Object>();
 		data.put("type", event.getException().getClass().getName());
 		data.put("message", event.getException().getMessage());
+		if (event.getAuthentication().getDetails() != null) {
+			data.put("details", event.getAuthentication().getDetails());
+		}
 		publish(new AuditEvent(event.getAuthentication().getName(),
 				"AUTHENTICATION_FAILURE", data));
 	}
diff --git a/spring-boot-actuator/src/test/java/org/springframework/boot/actuate/security/AuthenticationAuditListenerTests.java b/spring-boot-actuator/src/test/java/org/springframework/boot/actuate/security/AuthenticationAuditListenerTests.java
index aca33b18031..216b06fbd9b 100644
--- a/spring-boot-actuator/src/test/java/org/springframework/boot/actuate/security/AuthenticationAuditListenerTests.java
+++ b/spring-boot-actuator/src/test/java/org/springframework/boot/actuate/security/AuthenticationAuditListenerTests.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2012-2015 the original author or authors.
+ * Copyright 2012-2016 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -18,7 +18,9 @@ package org.springframework.boot.actuate.security;
 
 import org.junit.Before;
 import org.junit.Test;
+import org.mockito.ArgumentCaptor;
 
+import org.springframework.boot.actuate.audit.listener.AuditApplicationEvent;
 import org.springframework.context.ApplicationEvent;
 import org.springframework.context.ApplicationEventPublisher;
 import org.springframework.security.authentication.BadCredentialsException;
@@ -30,6 +32,8 @@ import org.springframework.security.core.authority.AuthorityUtils;
 import org.springframework.security.core.userdetails.User;
 import org.springframework.security.web.authentication.switchuser.AuthenticationSwitchUserEvent;
 
+import static org.hamcrest.Matchers.hasEntry;
+import static org.junit.Assert.assertThat;
 import static org.mockito.Matchers.anyObject;
 import static org.mockito.Mockito.mock;
 import static org.mockito.Mockito.never;
@@ -82,4 +86,18 @@ public class AuthenticationAuditListenerTests {
 		verify(this.publisher).publishEvent((ApplicationEvent) anyObject());
 	}
 
+	@Test
+	public void testDetailsAreIncludedInAuditEvent() throws Exception {
+		Object details = new Object();
+		UsernamePasswordAuthenticationToken authentication = new UsernamePasswordAuthenticationToken(
+				"user", "password");
+		authentication.setDetails(details);
+		this.listener.onApplicationEvent(new AuthenticationFailureExpiredEvent(
+				authentication, new BadCredentialsException("Bad user")));
+		ArgumentCaptor<AuditApplicationEvent> auditApplicationEvent = ArgumentCaptor
+				.forClass(AuditApplicationEvent.class);
+		verify(this.publisher).publishEvent(auditApplicationEvent.capture());
+		assertThat(auditApplicationEvent.getValue().getAuditEvent().getData(),
+				hasEntry("details", details));
+	}
 }