diff --git a/jencks/pom.xml b/jencks/pom.xml
index 5581c53..2192f96 100644
--- a/jencks/pom.xml
+++ b/jencks/pom.xml
@@ -179,7 +179,7 @@
     <dependency>
       <groupId>commons-collections</groupId>
       <artifactId>commons-collections</artifactId>
-      <version>3.1</version>
+      <version>3.2.2</version>
       <scope>compile</scope>
     </dependency>
     <dependency>