diff --git a/pom.xml b/pom.xml
index 55017b8..3c43e26 100644
--- a/pom.xml
+++ b/pom.xml
@@ -270,7 +270,7 @@
 		<dependency>
 			<groupId>commons-collections</groupId>
 			<artifactId>commons-collections</artifactId>
-			<version>3.2.1</version>
+			<version>3.2.2</version>
 		</dependency>
 		<dependency>
 			<groupId>org.apache.solr</groupId>