diff --git a/pom.xml b/pom.xml
index c86cb85..b04aed7 100644
--- a/pom.xml
+++ b/pom.xml
@@ -89,7 +89,7 @@
             <dependency>
                 <groupId>com.thoughtworks.xstream</groupId>
                 <artifactId>xstream</artifactId>
-                <version>1.4.2</version>
+                <version>1.4.15</version>
             </dependency>
 
             <dependency>