diff --git a/TreeFunction/pom.xml b/TreeFunction/pom.xml
index 6872b34..c727d54 100644
--- a/TreeFunction/pom.xml
+++ b/TreeFunction/pom.xml
@@ -30,7 +30,7 @@
         <dependency>
             <groupId>commons-io</groupId>
             <artifactId>commons-io</artifactId>
-            <version>2.5</version>
+            <version>2.7</version>
         </dependency>
     </dependencies>
 </project>