diff --git a/Chp 4 code/webstore/pom.xml b/Chp 4 code/webstore/pom.xml
index ab83d92..c1c0707 100644
--- a/Chp 4 code/webstore/pom.xml	
+++ b/Chp 4 code/webstore/pom.xml	
@@ -26,7 +26,7 @@
   	<dependency>
   		<groupId>org.springframework</groupId>
   		<artifactId>spring-webmvc</artifactId>
-  		<version>4.3.0.RELEASE</version>
+  		<version>5.2.20.RELEASE</version>
   	</dependency>
   	<dependency>
   		<groupId>javax.servlet</groupId>