diff --git a/multi1/pom.xml b/multi1/pom.xml
old mode 100755
new mode 100644
index e64e9c2..a4060a6
--- a/multi1/pom.xml
+++ b/multi1/pom.xml
@@ -68,7 +68,7 @@
         <dependency>
             <groupId>commons-io</groupId>
             <artifactId>commons-io</artifactId>
-            <version>1.4</version>
+            <version>2.7</version>
         </dependency>
         <dependency>
             <groupId>org.springframework</groupId>