diff --git a/one-to-one-uni/pom.xml b/one-to-one-uni/pom.xml
index e6fa31e..8984601 100644
--- a/one-to-one-uni/pom.xml
+++ b/one-to-one-uni/pom.xml
@@ -135,7 +135,7 @@
 		<dependency>
 			<groupId>commons-collections</groupId>
 			<artifactId>commons-collections</artifactId>
-			<version>3.2.1</version>
+			<version>3.2.2</version>
 		</dependency>
 
 		<dependency>