diff --git a/pom.xml b/pom.xml
index c9791b7..892a8a7 100644
--- a/pom.xml
+++ b/pom.xml
@@ -273,7 +273,7 @@
       <dependency>
           <groupId>org.apache.commons</groupId>
           <artifactId>commons-collections4</artifactId>
-          <version>4.0</version>
+          <version>4.1</version>
       </dependency>
 
       <dependency>