diff --git a/Rce_Echo/TomcatEcho/pom.xml b/Rce_Echo/TomcatEcho/pom.xml
index 427491f..9570b55 100644
--- a/Rce_Echo/TomcatEcho/pom.xml
+++ b/Rce_Echo/TomcatEcho/pom.xml
@@ -26,7 +26,7 @@
         <dependency>
             <groupId>commons-beanutils</groupId>
             <artifactId>commons-beanutils</artifactId>
-            <version>1.9.2</version>
+            <version>1.9.4</version>
         </dependency>
         <!-- servlet 依赖 -->
         <dependency>