diff --git a/core/pom.xml b/core/pom.xml
old mode 100755
new mode 100644
index 32e137a..d632a15
--- a/core/pom.xml
+++ b/core/pom.xml
@@ -36,7 +36,7 @@
     <dependency>
       <groupId>commons-io</groupId>
       <artifactId>commons-io</artifactId>
-      <version>1.4</version>
+      <version>2.7</version>
     </dependency>
     <dependency>
       <groupId>org.slf4j</groupId>