diff --git a/tao-data-sources/pom.xml b/tao-data-sources/pom.xml
index 23e651bd..c120c233 100644
--- a/tao-data-sources/pom.xml
+++ b/tao-data-sources/pom.xml
@@ -68,7 +68,7 @@
         <dependency>
             <groupId>org.apache.commons</groupId>
             <artifactId>commons-compress</artifactId>
-            <version>1.19</version>
+            <version>1.21</version>
         </dependency>
         <dependency>
             <groupId>com.fasterxml.jackson.core</groupId>