diff --git a/src/pom.xml b/src/pom.xml
index ba3e67e..7df2b86 100644
--- a/src/pom.xml
+++ b/src/pom.xml
@@ -234,6 +234,11 @@
             <artifactId>commons-beanutils</artifactId>
             <version>1.9.4</version>
           </dependency>
+          <dependency>
+            <groupId>commons-collections</groupId>
+            <artifactId>commons-collections</artifactId>
+            <version>3.2.2</version>
+          </dependency>
         </dependencies>
       </dependencyManagement>
     </profile>