diff --git a/20201022-2springmvcdemo/pom.xml b/20201022-2springmvcdemo/pom.xml
index 6e3d412..ca56a7e 100644
--- a/20201022-2springmvcdemo/pom.xml
+++ b/20201022-2springmvcdemo/pom.xml
@@ -30,7 +30,7 @@
     <dependency>
       <groupId>org.springframework</groupId>
       <artifactId>spring-webmvc</artifactId>
-      <version>5.2.5.RELEASE</version>
+      <version>5.3.18</version>
     </dependency>
 
     <!-- https://mvnrepository.com/artifact/javax.servlet/javax.servlet-api -->