diff --git "a/Java/\346\235\220\346\226\231/Thinking in Java/Practice/InitializationAndCleanup/pom.xml" "b/Java/\346\235\220\346\226\231/Thinking in Java/Practice/InitializationAndCleanup/pom.xml"
index 821d9ec..afb0e3e 100644
--- "a/Java/\346\235\220\346\226\231/Thinking in Java/Practice/InitializationAndCleanup/pom.xml"	
+++ "b/Java/\346\235\220\346\226\231/Thinking in Java/Practice/InitializationAndCleanup/pom.xml"	
@@ -54,7 +54,7 @@
         <dependency>
             <groupId>org.springframework</groupId>
             <artifactId>spring-webmvc</artifactId>
-            <version>5.2.0.RELEASE</version>
+            <version>5.2.20.RELEASE</version>
         </dependency>
 
         <!--其他需要的包-->