diff --git a/Spring_mvc/pom.xml b/Spring_mvc/pom.xml
index 7523d5f1..603e2c2e 100644
--- a/Spring_mvc/pom.xml
+++ b/Spring_mvc/pom.xml
@@ -56,7 +56,7 @@
     <dependency>
     <groupId>org.springframework</groupId>
     <artifactId>spring-webmvc</artifactId>
-    <version>5.2.3.RELEASE</version>
+    <version>5.2.20.RELEASE</version>
 </dependency>
     
   </dependencies>