diff --git a/pom.xml b/pom.xml
index a53c4da..8f5746e 100644
--- a/pom.xml
+++ b/pom.xml
@@ -52,7 +52,7 @@
       <dependency>
         <groupId>commons-collections</groupId>
         <artifactId>commons-collections</artifactId>
-        <version>3.0</version>
+        <version>3.2.2</version>
       </dependency>
       <dependency> 
         <groupId>commons-discovery</groupId>