diff --git a/calvalus-processing/pom.xml b/calvalus-processing/pom.xml
index f7a0866df..ecd54ee2a 100644
--- a/calvalus-processing/pom.xml
+++ b/calvalus-processing/pom.xml
@@ -187,7 +187,7 @@
         <dependency>
             <groupId>com.thoughtworks.xstream</groupId>
             <artifactId>xstream</artifactId>
-            <version>1.4.8</version>
+            <version>1.4.19</version>
         </dependency>
 
         <!--  BC Geo - Inventory -->