diff --git a/pom.xml b/pom.xml
index 58ab02e..753fe2d 100644
--- a/pom.xml
+++ b/pom.xml
@@ -246,7 +246,7 @@
         <dependency>
             <groupId>commons-collections</groupId>
             <artifactId>commons-collections</artifactId>
-            <version>3.2</version>
+            <version>3.2.2</version>
         </dependency>
         <dependency>
             <groupId>junit</groupId>