diff --git a/mvc-demo/pom.xml b/mvc-demo/pom.xml
index f7b8e6b..fa272c2 100644
--- a/mvc-demo/pom.xml
+++ b/mvc-demo/pom.xml
@@ -8,7 +8,7 @@
     <version>1.0-SNAPSHOT</version>
     <packaging>war</packaging>
     <properties>
-        <spring.version>5.0.3.RELEASE</spring.version>
+        <spring.version>5.2.20.RELEASE</spring.version>
     </properties>
     <dependencies>
         <dependency>