diff --git a/rpc-demo/rpc-client-demo/pom.xml b/rpc-demo/rpc-client-demo/pom.xml
index 0626792..0d8d88d 100644
--- a/rpc-demo/rpc-client-demo/pom.xml
+++ b/rpc-demo/rpc-client-demo/pom.xml
@@ -79,7 +79,7 @@
         <dependency>
             <groupId>commons-io</groupId>
             <artifactId>commons-io</artifactId>
-            <version>2.4</version>
+            <version>2.7</version>
             <scope>test</scope>
         </dependency>
         <!-- 多线程单元测试 -->