diff --git a/Data_Structure/pom.xml b/Data_Structure/pom.xml
index d43f076..7a7eb50 100644
--- a/Data_Structure/pom.xml
+++ b/Data_Structure/pom.xml
@@ -212,7 +212,7 @@
         <dependency>  
             <groupId>commons-io</groupId>  
             <artifactId>commons-io</artifactId>  
-            <version>2.5</version>  
+            <version>2.7</version>  
         </dependency>
         
         <!-- md5,base64,SHA等编解码-->