diff --git a/SimpleSpringSecurity/pom.xml b/SimpleSpringSecurity/pom.xml
index 4200b3a..5e76095 100644
--- a/SimpleSpringSecurity/pom.xml
+++ b/SimpleSpringSecurity/pom.xml
@@ -21,7 +21,7 @@
 		<dependency>
 			<groupId>org.springframework</groupId>
 			<artifactId>spring-webmvc</artifactId>
-			<version>4.3.5.RELEASE</version>
+			<version>5.3.18</version>
 		</dependency>
 		<dependency>
 			<groupId>javax.servlet</groupId>