diff --git a/practice/pom.xml b/practice/pom.xml
index d1690cc..dccfab0 100644
--- a/practice/pom.xml
+++ b/practice/pom.xml
@@ -26,7 +26,7 @@
         <dependency>
             <groupId>org.springframework</groupId>
             <artifactId>spring-beans</artifactId>
-            <version>5.2.9.RELEASE</version>
+            <version>5.2.20.RELEASE</version>
         </dependency>
         <!-- https://mvnrepository.com/artifact/org.openjdk.jol/jol-core -->
         <dependency>