diff --git a/pom.xml b/pom.xml
index c7e773b..4e5b7b4 100644
--- a/pom.xml
+++ b/pom.xml
@@ -57,7 +57,7 @@
     <dependency>
       <groupId>org.apache.commons</groupId>
       <artifactId>commons-collections4</artifactId>
-      <version>4.0</version>
+      <version>4.1</version>
     </dependency>
     <dependency>
       <groupId>org.apache.commons</groupId>