diff --git a/pom.xml b/pom.xml
index 8a13a9d..968e7e1 100644
--- a/pom.xml
+++ b/pom.xml
@@ -124,7 +124,7 @@
     <dependency>
     	<groupId>org.apache.commons</groupId>
     	<artifactId>commons-compress</artifactId>
-    	<version>1.18</version>
+    	<version>1.21</version>
     </dependency>
 	  <dependency>
 		  <groupId>org.matsim</groupId>