diff --git a/myspringmvc/pom.xml b/myspringmvc/pom.xml
index 0de51d3..2bd7ab1 100644
--- a/myspringmvc/pom.xml
+++ b/myspringmvc/pom.xml
@@ -13,7 +13,7 @@
         <!-- <maven.compiler.source>1.8</maven.compiler.source>
         <maven.compiler.target>1.8</maven.compiler.target> -->
         <jackson.version>2.9.9</jackson.version>
-        <spring.version>5.1.8.RELEASE</spring.version>
+        <spring.version>5.2.20.RELEASE</spring.version>
     </properties>
     <dependencies>
         <dependency>