diff --git a/pom.xml b/pom.xml
index f693aad..6743ad2 100644
--- a/pom.xml
+++ b/pom.xml
@@ -132,7 +132,7 @@
     <dependency>
       <groupId>com.thoughtworks.xstream</groupId>
       <artifactId>xstream</artifactId>
-      <version>1.4.2</version>
+      <version>1.4.19</version>
     </dependency>
     <dependency>
       <groupId>org.jdom</groupId>