diff --git a/test/java/com.ibm.streamsx.objectstorage.test/pom.xml b/test/java/com.ibm.streamsx.objectstorage.test/pom.xml
index eea9cf43..cc7410a9 100644
--- a/test/java/com.ibm.streamsx.objectstorage.test/pom.xml
+++ b/test/java/com.ibm.streamsx.objectstorage.test/pom.xml
@@ -220,7 +220,7 @@
 			<!--resolves security vulnerability -->
 			<groupId>org.apache.commons</groupId>
 			<artifactId>commons-compress</artifactId>
-			<version>1.19</version>
+			<version>1.21</version>
 		</dependency>
 		<dependency>
 			<groupId>com.jcraft</groupId>