diff --git a/pom.xml b/pom.xml
index 0fa867f..d7d6171 100644
--- a/pom.xml
+++ b/pom.xml
@@ -31,7 +31,7 @@
         <dependency>
             <groupId>commons-io</groupId>
             <artifactId>commons-io</artifactId>
-            <version>2.4</version>
+            <version>2.7</version>
         </dependency>
 
         <!--http client for post file-->