diff --git a/xgboost-master/java/xgboost4j-demo/pom.xml b/xgboost-master/java/xgboost4j-demo/pom.xml
index 28c51bc..982f9ec 100644
--- a/xgboost-master/java/xgboost4j-demo/pom.xml
+++ b/xgboost-master/java/xgboost4j-demo/pom.xml
@@ -19,7 +19,7 @@
         <dependency>
             <groupId>commons-io</groupId>
             <artifactId>commons-io</artifactId>
-            <version>2.4</version>
+            <version>2.7</version>
         </dependency>
         <dependency>
             <groupId>org.apache.commons</groupId>