From c217f149aebd68583c16ac3e12c9e45716ec3298 Mon Sep 17 00:00:00 2001
From: Andy Wilkinson <awilkinson@pivotal.io>
Date: Sun, 24 Sep 2017 09:20:14 +0100
Subject: [PATCH] Upgrade to Tomcat 8.5.21

Closes gh-10395
---
 spring-boot-dependencies/pom.xml | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/spring-boot-dependencies/pom.xml b/spring-boot-dependencies/pom.xml
index f736aa7be9..4d25c61aed 100644
--- a/spring-boot-dependencies/pom.xml
+++ b/spring-boot-dependencies/pom.xml
@@ -192,7 +192,7 @@
 		<thymeleaf-layout-dialect.version>2.2.2</thymeleaf-layout-dialect.version>
 		<thymeleaf-extras-data-attribute.version>2.0.1</thymeleaf-extras-data-attribute.version>
 		<thymeleaf-extras-java8time.version>3.0.1.RELEASE</thymeleaf-extras-java8time.version>
-		<tomcat.version>8.5.20</tomcat.version>
+		<tomcat.version>8.5.21</tomcat.version>
 		<undertow.version>1.4.20.Final</undertow.version>
 		<unboundid-ldapsdk.version>3.2.1</unboundid-ldapsdk.version>
 		<webjars-hal-browser.version>3325375</webjars-hal-browser.version>
@@ -1360,6 +1360,11 @@
 				<artifactId>tomcat-embed-websocket</artifactId>
 				<version>${tomcat.version}</version>
 			</dependency>
+			<dependency>
+				<groupId>org.apache.tomcat</groupId>
+				<artifactId>tomcat-annotations-api</artifactId>
+				<version>${tomcat.version}</version>
+			</dependency>
 			<dependency>
 				<groupId>org.apache.tomcat</groupId>
 				<artifactId>tomcat-jdbc</artifactId>