diff --git a/pom.xml b/pom.xml
old mode 100755
new mode 100644
index 430fb06c..857937bf
--- a/pom.xml
+++ b/pom.xml
@@ -185,7 +185,7 @@
         <dependency>
             <groupId>commons-collections</groupId>
             <artifactId>commons-collections</artifactId>
-            <version>3.2.1</version>
+            <version>3.2.2</version>
         </dependency>
         <dependency>
             <groupId>commons-io</groupId>