diff --git a/gsn-core/pom.xml b/gsn-core/pom.xml
index e69ea9ff7..983d26e47 100644
--- a/gsn-core/pom.xml
+++ b/gsn-core/pom.xml
@@ -283,7 +283,7 @@
 		<dependency>
 			<groupId>commons-collections</groupId>
 			<artifactId>commons-collections</artifactId>
-			<version>3.2.1</version>
+			<version>3.2.2</version>
 		</dependency>
 	</dependencies>
 	<repositories>