diff --git a/code/spring/ssm_helloworld_web/pom.xml b/code/spring/ssm_helloworld_web/pom.xml
index 6584e8a..87480b4 100644
--- a/code/spring/ssm_helloworld_web/pom.xml
+++ b/code/spring/ssm_helloworld_web/pom.xml
@@ -146,7 +146,7 @@
         <dependency>
             <groupId>commons-collections</groupId>
             <artifactId>commons-collections</artifactId>
-            <version>3.2</version>
+            <version>3.2.2</version>
         </dependency>
 
         <!--注解-->