diff --git a/backend/pom.xml b/backend/pom.xml
old mode 100755
new mode 100644
index 6c77441..5a87ccc
--- a/backend/pom.xml
+++ b/backend/pom.xml
@@ -37,7 +37,7 @@
         <dependency>
             <groupId>commons-io</groupId>
             <artifactId>commons-io</artifactId>
-            <version>2.6</version>
+            <version>2.7</version>
         </dependency>
 
         <dependency>